Jessica's juicy flings, rumored beaus, and serious boyfriends! See which guys were lucky enough to date Simpson through the years -- including ex-husband Nick Lachey, John Mayer, Tony Romo, and former NFL player Eric Johnson.
Simpson was rumored to have hooked up with the Maroon 5 frontman in 2004, while she was still married to Lachey. That January, the two reportedly spent the night at L.A.'s Chateau Marmont together. Simpson was seen wearing his T-shirt as pal CaCee Cobb picked her up the next morning.