TMDb/Saturday Night Live UK Celebrity Wet Leg rocks SNL UK's debut with Tina Fey hosting, plus surprise guests. See their chart-topping performance from Moisturizer. April 29, 2026 AceShowbiz - Wet Leg made a strong impression during the debut episode of Saturday Night Live UK, which premiered on March 21. The U.K. adaptation of the iconic sketch comedy series featured Tina Fey as host and the English indie rock band Wet Leg as the musical guest.