Maine Event Comedy presents Boston’s Jonathan Tillson at  7 p.m. Thursday, April 25, at Cowbell Grill and Tap, 49 Lisbon St., Lewiston. He’ll be joined by Julie Poulin, Joe Flynn and other special guests. The show is free and for age 21-plus. For more information, visit cowbellgrillandtap.com or call 207-333-5188.