Kim Kardashian work out gym tights spandex mclaren kanye west Another day, another opportunity to work on her world famous booty!

Kim Kardashian just returned from Toronto, where she was busy promoting her jewelry line and hanging with boyfriend Kanye West, and already she's back in the gym! At 7AM no less! Can someone say dedication?!

The 31-year-old reality star really takes her workouts seriously! So much so that the brunette beauty was disappointed she didn't push the limit with her fitness this morning.

The Kardashian Kollection designer tweeted: "Morning dolls! Just finished bootcamp! Didn't workout as hard as I could have :-( I will make it up! Have a good day guys! Xo."

We're sure Mr. West appreciates Kimmy's intensity!