TV tonight: old friends from Gavin & Stacey take a ride from Billericay to Barry

Alison Steadman and Larry Lamb reunite for an electrically powered journey. Plus, more reunions with Davina McCall. Here's what to watch this evening Here's undemanding comfort TV, as old friends Alison Steadman and Larry Lamb retrace the frequent journey of their Gavin & Stacey characters and travel, by electric car, from Billericay to Barry. It's slightly mundane and entirely charming - the pair reminisce about their careers, hang out with Russell Tovey and are commemorated by Basildon council...