8.8/1018 votes#1 - The D.E.N.N.I.S. System
Season 5 Episode 10 - Aired 11/19/2009
Dennis reveals his foolproof system for seducing any woman to the rest of the gang, but they don't grasp the concept.
Director: Randall Einhorn
Writer: David Hornsby
8.8/1021 votes#2 - The Gang Gets Invincible
Season 3 Episode 2 - Aired 9/13/2007
Mac, Dennis and Dee try out for the Philadelphia Eagles. Also interested in becoming an Eagle is Liam and Ryan McPoyle's brother, Doyle.
Director: Fred Savage
Writer: David Hornsby
8.7/1017 votes#3 - The Gang Tries Desperately to Win an Award
Season 9 Episode 3 - Aired 9/18/2013
Tired of failing to be recognized for their years of service in the bar industry, the gang changes their ways to give the patrons what they think they want.
Director: Richie Keen
Writer: David Hornsby
8.7/1020 votes#4 - Mac Is a Serial Killer
Season 3 Episode 10 - Aired 10/18/2007
After Mac arrives to the bar with scratches on his neck and exhibiting strange behavior, Frank comes to the conclusion that he is the serial killer terrorizing young women in Philadelphia. Frank sets out with his trusty chainsaw and a doubtful Charlie to find evidence to implicate Mac in the murders. In search of another suspect, Dennis and Dee do a little role-playing in order to help themselves better understand who they might be dealing with.
Director: Jerry Levine
Writer: David Hornsby
8.7/1020 votes#5 - The Gang Dances Their Asses Off
Season 3 Episode 15 - Aired 11/15/2007
In the season finale, Charlie accidentally puts Paddy's up as a prize for a dance marathon, which prompts the gang to enter the competition in order to save their bar.
Director: Matt Shakman
Writer: David Hornsby
8.6/1017 votes#6 - The Gang Gets Quarantined
Season 9 Episode 7 - Aired 10/16/2013
The gang voluntarily quarantine themselves inside of Paddy's in an attempt to keep their singing voices pristine for an upcoming competition when a severe flu outbreak sweeps Philadelphia.
Director: Heath Cullens
Writer: David Hornsby
8.6/1020 votes#7 - Bums: Making a Mess All Over the City
Season 3 Episode 14 - Aired 11/8/2007
Mac and Dee become vigilantes in order to remove the homeless from their neighborhood, while Frank and Dennis impersonate police officers.
Director: Jerry Levine
Writer: David Hornsby
8.6/1020 votes#8 - The Gang Gets Extreme: Home Makeover Edition
Season 4 Episode 12 - Aired 11/13/2008
Hoping to make their own dreams come true, the gang sets out to give an unexpected family an extreme home makeover.
Director: Fred Savage
Writer: David Hornsby
8.6/1014 votes#9 - Dee Reynolds: Shaping America's Youth
Season 6 Episode 9 - Aired 11/11/2010
Motivated by the drama teacher who inspired her, Dee takes a job as a substitute teacher, and exposes her students to the culture of Paddy's with a field trip to see the Gang's take on the Lethal Weapon series: Lethal Weapon 5.
Director: Matt Shakman
Writer: David Hornsby
8.6/1018 votes#10 - Quarantine
Season 1 Episode 10 - Aired 5/22/2020
As the MQ staff works from home, Poppy struggles with solitude while Brad and David start a charitable competition.
Director: Rob McElhenney
Writer: David Hornsby
8.5/1018 votes#11 - Mac’s Banging the Waitress
Season 4 Episode 4 - Aired 9/25/2008
Charlie finds out that the waitress has been seeing someone. He calls on Mac, his so-called best friend, to find out more information about the guy and to beat him up. However, it turns out that Mac is the guy the waitress has supposedly been seeing. Dennis, heartbroken that he's not Charlie's best friend, tries to win him over.
Director: Matt Shakman
Writer: David Hornsby
8.5/1016 votes#12 - Dee Gives Birth
Season 6 Episode 12 - Aired 12/9/2010
Dee's blessed event is fast approaching but the father's identity remains a mystery---to the gang, at least. So they throw a party and invite all of Dee's former flings.
Director: Matt Shakman
Writer: David Hornsby
8.4/1016 votes#13 - The Great Recession
Season 5 Episode 3 - Aired 10/1/2009
With a shantytown taking shape outside, Mac and Dennis try to keep Paddy's going in tough times. Meanwhile, Frank and Dee start a family business.
Director: Fred Savage
Writer: David Hornsby
8.2/1021 votes#14 - Paddy’s Pub: The Worst Bar in Philadelphia
Season 4 Episode 8 - Aired 10/16/2008
A newspaper critic is kidnapped by the gang after he calls Paddy's pub the worst bar in Philadelphia.
Director: Matt Shakman
Writer: David Hornsby
8.2/1022 votes#15 - Dennis and Dee's Mom Is Dead
Season 3 Episode 3 - Aired 9/20/2007
After Barbara's death, Dee and Frank are unhappy to learn that she left them both out of the will, while Dennis inherits the mansion which he plans to turn into a party pad.
Director: Matt Shakman
Writer: David Hornsby
8.2/1019 votes#16 - The Gang Runs for Office
Season 2 Episode 8 - Aired 8/3/2006
Driven by Frank's insight into the world of politics, Dennis pursues a political career by running for office.
Director: Daniel Attias
Writer: David Hornsby
8.2/1015 votes#17 - The World Series Defense
Season 5 Episode 6 - Aired 10/22/2009
The gang describes the trials and tribulations they went through, during game five of the World Series, in hopes the judge will clear them of all the citations they received.
Director: Randall Einhorn
Writer: David Hornsby
8.1/108 votes#18 - The Gang Gets Cursed
Season 16 Episode 3 - Aired 6/14/2023
The Gang’s going to be on Bar Rescue but a series of bad omens leads them to believe they are all cursed. They set off to undo the curses and make amends to those they’ve wronged, while Mac, who’s on a run of good luck, meets Chase Utley and invites him for a catch.
Director: Richie Keen
Writer: David Hornsby
8.1/1015 votes#19 - Non-Player Character
Season 1 Episode 6 - Aired 2/7/2020
Poppy steps out for a meeting and Mythic Quest headquarters descends into chaos.
Director: LP
Writer: David Hornsby
8.0/1011 votes#20 - Charlie Rules the World
Season 8 Episode 8 - Aired 12/6/2012
After slipping into an unhealthy obsession with computer games, The Gang wrestles to define the difference between the real and the virtual worlds.
Director: Matt Shakman
Writer: David Hornsby
8.0/109 votes#21 - Waiting for Big Mo
Season 14 Episode 10 - Aired 11/20/2019
In this spoof of Waiting for Godot, Dennis and Charlie stand guard at their laser tag base waiting to ambush their enemy, Big Mo, but Dennis has doubts about why they play laser tag and whether or not the victory is worth it.
Director: Pete Chatmon
Writer: David Hornsby
8.0/1020 votes#22 - The Gang Sells Out
Season 3 Episode 7 - Aired 10/4/2007
The gang agrees to sell Paddys when they get an offer that is too good to refuse, but it forces the bar's non-partners, Dee and Charlie to find new jobs.
Director: Matt Shakman
Writer: David Hornsby
7.9/1013 votes#23 - The Gang Spies Like U.S.
Season 10 Episode 5 - Aired 2/11/2015
Dennis and Mac enlist Dee to spy on the fish factory across the street, Charlie and Frank grow suspicious and decide to do some spying of their own.
Director: Matt Shakman
Writer: David Hornsby
7.9/1012 votes#24 - Titans' Rift
Season 2 Episode 1 - Aired 5/7/2021
With Ian on sabbatical, Poppy must come up with a title for the new expansion. Dana and Rachel take their relationship to new heights.
Director: Pete Chatmon
Writer: David Hornsby
7.9/1010 votes#25 - The Gang Buys a Roller Rink
Season 15 Episode 3 - Aired 12/8/2021
In the past, an innocent Dennis learns the horrifying details of Frank's business, a truly sweet Dee is excited to head off for Hollywood, while Charlie and Mac's jobs at the roller rink are in jeopardy.
Director: Richie Keen
Writer: David Hornsby
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David Hornsby Ratings Summary
"The D.E.N.N.I.S. System" is the best rated episode written by David Hornsby. It scored 8.833/10 based on 18 votes. It was directed by Randall Einhorn. It aired on 11/19/2009 and is rated 0.1 points higher than their second-best episode, "The Gang Gets Invincible".