No Strings Attached (2011)

After getting black out drunk and calling all the female contacts in his phone, Adam wakes up on Emma's couch. They begin a purely physical relationship with strict rules, but as their chemistry intensifies they wonder: can sex really exist with no strings attached? With the irresistible chemistry between Ashton Kutcher and Natalie Portman, this hilarious and heartwarming romantic comedy will make you laugh, cry, and believe in the power of unexpected love.