by Natasha JokicBuzzFeedBuzzFeed StaffI'm a Senior Staff Writer at BuzzFeed covering pop culture, entertainment, and politics. This post discusses weight loss and body image. Mia Tyler spoke out in defense of Kelly Osbourne following speculation surrounding her appearance. Gareth Cattermole / Gareth Cattermole/Getty Images Mia is also the child of a rock legend - namely, the daughter of Aerosmith's Steven Tyler. Steve performed at Ozzy Osbourne's final concert before his death last July, and was part of the in memoriam tribute to him at last year's VMAs.