Let's face it, working out is never that much fun.
But just imagine how utterly unbearable it would be to show up for your daily workout and find someone like Kim Kardashian taking selfies during a cross-fit class.
Or Miley Cyrus just twerking away while people are workin' on their six pack.
Orrrr Justin Bieber doing, well, anything while you're just trying to survive another hour at the gym.
Click through the gallery below to see six celebs we'd love to avoid while workin' on our fitness, for obvious reasons.
Ugh, don't you just hate when you're minding your own business, doing some sit-ups and then all of a sudden some uber-obnoxious twerking obsessed girl decides to twerk her way across the room? Yep, we do too.