May 21, 2009 6:16 am Weekend Box Office “Terminator Salvation”, “Dance Flick” and “Night at the Museum: Battle of the Smithsonian” are released as the parade of big budget summer blockbusters continues this holiday weekend. US & World Videos 1:39 Benny Blanco talks falling in love with Selena Gomez 3:26 Zendaya weighs in on ‘Challengers' love triangle: Art vs. Patrick? 1:20 Kate Middleton and Prince William share never-before-seen pic on 13th wedding anniversary 1:03 Families from across US lobby Congress for more child care support 2:30 Blue Ivy to make acting debut alongside mom Beyoncé in ‘Lion King' prequel ‘Mufasa'