Even Jessica Simpson's Addictions are Stupid 4.03K Whitney Jefferson 04/28/10 09:52AM Filed to: The Tonight Show The Tonight Show Jessica Simpson Jay Leno TV Video Last night Jessica Simpson talked about her addiction to Nicorette gum. It wouldn't be so odd if she didn't admit next that she's never smoked a cigarette in her life. Her rationale? "It feels like a party in my mouth!" [via Inside TV]