Friday-Saturday: B-boy J-Sun and his crew take over the Cowles Center this weekend with "Hip Hop!" Last year's performance sold out, so scoop up your tickets quickly for these shows featuring some of the maddest moves in town, adapted from the street to the theater. Expect a journey through various hip-hop dance styles paired with themes about the conflicts that arise within ourselves and in our relationships to others. Live music by neo-classical hip-hop groove trio Saltee plus a re-match between the top two contenders from the 2012 Groundbreaker Battle -- Looney Tunes and Optimistic Crew -- round out this high-energy evening of wildly original dancing. (8 p.m. Fri.-Sat., $16-$22, Cowles Center, 528 Hennepin Av. S., Mpls., 612-206-3600 or