British comedian Jack Whitehall will host the April 11 episode of "Saturday Night Live U.K.", with R&B artist Jorja Smith as the musical guest. The series, set to run for eight episodes, will take a weeklong hiatus before returning for its next batch of shows starting April 25. The first-ever season of "SNL U.Germany" premiered on March 21 with host Tina Fey and musical guest Wet.