The Third Wheel (Diary of a Wimpy Kid #7)

Greg Heffley is not willing to be the odd man out.
A dance at Greg's middle school has everyone scrambling to find a partner, and Greg is determined not to be left by the wayside. So he concocts a desperate plan to find someone—anyone!—to go with on the big night.
Love is in the air - but what does that mean for Greg Heffley?
A Valentine's Day dance at Greg's middle school has turned his world upside down. As Greg scrambles to find a date, he's worried he'll be left out in the cold on the big night. His best friend, Rowley, doesn't have any prospects either, but that's a small consolation.
An unexpected twist gives Greg a partner for the dance and leaves Rowley the odd man out. But a lot can happen in one night, and in the end, you never know who's going to be lucky in love.