Foo Fighters appeared on SNL UK as last night’s (April 25) musical guest, playing two new tracks from ‘Your Favorite Toy’ – check out footage below. On Saturday, the Dave Grohl- fronted band became the first international music act to appear on the show, which was hosted by  Bridgerton star Nicola Coughlan. The two interacted in her opening monologue, which featured a cameo from Jimmy Fallon. The pair took a backstage stroll that saw them have various run-ins with cast members before she was stopped in her tracks by spotting Grohl. “Jimmy. Jimmy. It’s Dave Grohl,” Coughlan says, prompting Fallon to suggest she ask him to be best friends. “Because we’re live,” he says, “he has to say yes.” Sure enough, Grohl was up for it, and was soon sharing five fives and heart-hands. He and the Foos are veterans of the American version of the show, having made nine appearances beginning in 1995.…