Leona is PATHETIC. She's first of all dumb. Why would you give up a song like WFL for Trouble. Trouble is a good song but album filler for sure. She's dumb. She doesn't have an ear for an hit. and If her version was better than Rihanna's, regardless of how bad Rihanna wanted it, Leona should've fought for that record and Calvin Harris would've given to her.
Leona sucked on Collide so I can't even imagine WFL. WFL is a soft song, no need for vocal acrobatics. So Leona take several seats and tend to your horses!