The Regattabar caters to its young audience with the Regattabar Kids Summer Music Series. The first concert is Brady Rymer and the Little Band That Could, an assortment of rootsy tunes with an R&B foundation. Henrietta’s Table caters to your post-show eating needs with a kids-friendly menu and free sundae. July 19 at 4 p.m. for pre-show activities, 4:30 p.m. show. $12 (includes free sundae with purchase of dinner at Henrietta’s Table). Series continues July 26, Aug. 2, and Aug. 16. Regattabar at the Charles Hotel, 1 Bennett St., Harvard Square, Cambridge. 617-395-7757. www.regattabarjazz.com