Vanessa Hudgens and Carlos Pena on TODAY show, Jan 19th

High School Musical star Vanessa Hudgens and Carlos PenaVega, formerly of boy band Big Time Rush, are two of the stars of the upcoming live TV production of They tell Hoda Kotb and guest cohost Jenna Bush Hager how much fun they re having despite the intensity of the rehearsals, and join in an impromptu singalong of Summer