Best-bets for June 15: Two versions of Kenan comedy
1) “All That” opener, 8:30 p.m., Nickelodeon; reruns at midnight. Long before he became an eternal “Saturday Night Live” star, Kenan Thompson did this kid-themed sketch show (shown here). He was 15 when he started there; at 41, he’s back to help produce this reboot. Kel Mitchell (who co-starred with Thompson in the original, then in a series and a movie) is also producing. Two of the other originals (Josh Server and Lori Beth Denberg) show up tonight, with the Jonas Brothers as guests. Read more…