The country music sensation and the 'Twilight' hunk star alongside are one another in 'Valentine's Day,' due out February 12.
"Taylor is hilarious," Lautner says of working with Swift. "It was definitely not hard to play her love interest." Swift also tells the mag how the movie brought the two Taylors closer together.
Read more of InStyle's interview, when the issue -- which also features the first 3D cover for any fashion magazine -- hits stands on November 20.