The team arrive back in the 1970s and are given their main brief: an ad campaign for the relaunched Space Hopper toy. Mini campaign: Brutus jeans. What's in the future? The first home computer.

Romance is in the air, Rob has typewriter trouble, Victor and Matt have creative differences, and Joe makes 200 origami swans. Plus the sexual discrimination of the 1970s is exposed when the creatives get their first pay packets. Mini campaign: Sparklets. What's in the future?: The Sony Walkman.

Joe's smelling things, Rob gets musical and Paul tells Nicole to shut the fuck up. Mini campaign: Texan chocolate bars. What's in the future? The first hand-held mobile phone, known as ""the brick"".

Partnerships change as a new creative joins the team. Jasmine reveals her competitive side in a space hopper race, Merle and Joe exchange notes, and musician Mitch Benn is brought in to help the teams compose jingles for their latest mini-task. Mini-campaign: Blackpool. What's in the future? The DeLorean car.

Rob deputsies for Paul, Matthew's artwork fails to come up to scratch, Joe records sound effects for the pitch, and Natasha's chanting annoys the boys. Finally, Paul reveals his choice for the final pitch team. Mini-campaign: Royal Mail - wrap with care. What's in the future?: SMS Text messaging.