March 4, 2009 11:06 am New High School Musical In The Works The fourth film of the franchise premieres next year with a new cast. Plus, the Britney Spears tour kicks off in New Orleans. And, Robin Williams cancels shows on his tour due to shortness in breath. US & World Videos 1:07 Britney Spears spotted as authorities respond to alleged hotel incident 2:15 Prince William and Kate Middleton ‘going through hell,' friend claims (report) 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 1:59 TikTok's Maddy Baloy dead at 26: Gordon Ramsay and Tay Lautner pay tribute 3:04 Progress being made on demolition of overpass on I-95 in Norwalk