Why Jessica Biel’s ‘Devastatingly Nervous’ About Her Sons Growing Up (Exclusive)

Jessica Biel and Michelle Purple chat with ET's Cassie DiLaura about executive producing 'Cruel Summer' season 2, premiering June 5 on Freeform. The '7th Heaven' alum reacts to being called a Y2K icon, and what it was like bringing that era to the small screen today. Plus, Jessica explains why she's nervous for her sons, that she shares with husband Justin Timberlake, to grow up.