Tiffani Thiessen Makes a Co-Star 'Best Kiss' Confession | ET’s Sip or Spill

Tiffani Thiessen chats with ET about her latest cookbook, 'Here We Go Again: Recipes to Level Up Your Leftovers,' and the inspiration behind it. In an exclusive interview, Tiffani dishes on her ‘Saved by the Bell’ co-stars and talks about celebrating turning 50. ‘Here We Go Again: Recipes to Level Up Your Leftovers’ is now available wherever books are sold.