July 23, 2015 1:30 pm Hollywood Headlines: July 23, 2015 In today’s Hollywood headlines “Sharknado 3” dominates social media during its premiere, Nick Cannon is sent to the hospital and Katy Perry slams Taylor Swift. US & World Videos 4:12 Keeping Up with Rock Legends on Tune Talk 3:41 Tune Talk: An Update about Madonna and More 8:28 Papa Keith Talks Hip Hop and Adam Duritz Discusses Upcoming Counting Crows Tour 4:13 The Pop Stars Making Waves This June 1:57 Gifts for Dad on Father's Day