premise: Ashton Kutcher was in two films in 2005.
hypothesis: Ashton Kutcher . In 2004 , Kutcher starred in the lead role of the psychological film The Butterfly Effect and gained public recognition . Kutcher subsequently appeared in more romantic comedies , including Guess Who ( 2005 ) , A Lot Like Love ( 2005 ) , What Happens in Vegas ( 2008 ) , and No Strings Attached ( 2011 ) .