An episode spanning the course of nearly three years, we see the events that lead up to Gretchen and Jimmy meeting.

Jimmy and Gretchen take their relationship to the next level.

Gretchen makes Jimmy come over to her disaster of an apartment.

Jimmy meets Gretchen's parents.

Jimmy attempts to take Gretchen on a date.

After Jimmy accidentally sleeps with an A-List celebrity, he and Gretchen embark on a sex arms race to even out their score.

Gretchen inadvertently asks Jimmy for a key to his house.

Jimmy begrudgingly joins Gretchen, Edgar, and Lindsay on a "Sunday Funday."

Jimmy opens up emotionally, which completely freaks Gretchen out.

Jimmy and Gretchen find themselves falling for each other despite their better judgment.