Two of the biggest stars on Earth -- and they're father and son! WILL and JADEN SMITH are both here for a special, full-hour sit down to talk about their movie, "After Earth"! Don't miss this action-packed adventure with this familial celebrity duo! They're discussing life at home, and going head to head in a contest only Ellen could bring you!Then, two incredibly talented young hip hop dancers, 6-year-old B-Girl Terra and 9-year-old B-Girl Eddie were here to perform, all the way from Brimington, England! These two sisters astonished Ellen with their incredible YouTube performance, and they're about to do the same to you!