Beantown Tapfest's 'On Tap'

There's a whole lotta tappin' going on this week as Julia Boynton's Beantown Tapfest draws tap enthusiasts from all over New England for six days of classes, workshops, and tap jams. But the highlight is the grand finale, a lively evening of rhythm 'n' groove headlined by Michelle Dorrance, Sean Fielder, Derick Grant, and Josh Hilberman. 8 p.m. $32. Arsenal Center for the Arts, 321 Arsenal St., Watertown. 617-923-8487. www.arsenalarts.org