I Guess I'm a "Lunk"

If you live in this area, you've probably seen the Planet Fitness commercials, with their recurring "lunk alarm" theme.  They're stupid.

Here's one -

http://www.ispot.tv/ad/7fhy/planet-fitness-pilatatumba

Now is it just me, or does this class look like SO much fun?  I want to dance and leap and look super hot and make growling motions!  Who is the target audience for this commercial?  People who don't want to be thin and active and have fun?