Ah, youth: remember a time when people crowded round Saturday Night Live in thrall to a spangly-suited Mockney, while our parents muttered that he was an utter windbag? The former Thatcher-baiter narrates this two-hour retrospective of 80s comedy; or at least of the safe, Comic Relief variety, which means lashings of Rik and Ade, Lenny and Dawn, and Harry and Paul; the latter, funnier and more vital now than they ever were back then, Peeps.