Dappy, Tulisa and Fazer take a trip down memory lane, comfort crying fans at a signing and narrowly avoid a punch-up at a celebrity football tournament. Cameo's in this episode include Lee Ryan, Gordon Smart, Nathalie Emmanuel, Jamie Archer, Danyl Johnson and one of N-Dubz's enemies Lethal Bizzle.

The group go to a country recording studio where they lay down a new single with Mr Hudson, and Dappy gets a visit from his son, Gino. Later, Tulisa acts alongside Rochelle from The Saturdays in a new Brit flick before finding herself in a compromising position at a gig in London.

N-Dubz tour round Greece where things don't go to plan with Dappy going missing at the airport and almost missing the flight. Tulisa is thrown into the sea by the boys and then ditches the band for a break in Ibiza where she calms down.

The band have a big bust up, run riot on the T4 set, Dappy makes peace with the police, Tulisa regrets asking the boys to help paint her new home and the group go to the Glastonbury Festival.

Tulisa learns boxing and how to ride a horse. Dappy and Fazer consider buying a house in the country, and the band go to T4 on the Beach.

This final episode in the series looks back on the highlights of the run, including a row in Greece and a memorable appearance at a festival.

The band take a trip to America to work with some top US producers. Tulisa and Fazer travel to New York taking in the sights and catching up with Tinie Tempah at his gig, before heading out to join Dappy in the West Coast.

The band are still enjoying their time in Los Angeles, working in the studio and soaking up the lifestyle. Fazer hires the car of his dreams; the band have their first meeting at Def Jam records; and Tulisa wows the LA paparazzi as she hits the red carpet

Still on their LA mission, the trio head to the studio to create their 'three minutes of magic'. With manager Jonathan keeping close tabs, do they have what it takes? Later, Dappy shows his emotional side.

N-Dubz are back in the UK to audition dancers for their first nationwide arena tour. Dappy reveals a new tattoo and Tulisa visits a beauty salon

With the Isle of Wight Festival on the horizon, Dappy gets struck down with a mystery bug and Fazer misplaces the band's music

This episode features all the series highlights of Dappy, Tulisa and Fazer's time in America... and beyond.