BOSTON—The 88 people in attendance at the Chuckle Barn's Saturday 8:30 p.m. show were uniformly praised by comedian Tony Campanelli as "great." "You guys have been great," Campanelli told them at the conclusion of his 20-minute performance."Thanks a lot and good night." Audiences previously called great by Campanelli include the Friday 8:30 p.m. show and the Friday 11 p.m.