Jennifer welcomes the cast of "G20," including Viola Davis, Anthony Anderson, Antony Starr, Marsai Martin, Ramón Rodríguez, Christopher Farrar, and Sabrina Impacciatore, to talk about the new film. HGTV's Ty Pennington and Jennifer chat about his show "Rock the Block." Plus, tune in for a performance from K-pop group ENHYPEN!