Lindsay Lohan once gushed that her boyfriend, That '70s Show's Wilmer Valderrama, was "one of the best guys any girl could be with." After going public at her 18th birthday party on July 2, Valderrama saw Lohan through her October hospital stay from exhaustion and her troubles with her father. But, on Nov. 12, his rep confirmed their split. What's she looking for in her next relationship? "Loyalty and trust," she says.