Worcester’s Tribute to John Lennon! 70th Birthday Celebration! will feature over a dozen of local performers paying tribute to the great John Lennon. On Saturday, October 9 you’ll see Huck, Curtain Society, Carry the Zero, Bees Knees, Dan Burke, Niki Luparelli, Gutta, Rick Blaze, Whalebone Farmhouse, and a few surprises. Come celebrate the music of John Lennon on his 70th Birthday! 8 p.m.-2 a.m. Ralph’s Chadwick Square Diner, 148 Grove St. 508-753-9543.