(Cover) - EN Star Style - Kelly Osbourne says she is getting back into a regular workout routine again with the help of her best friend Nate.

The blonde star who moved into her new Los Angeles apartment recently has been able to tackle the gym, after her hectic filming schedule for movie So Undercover had prevented her from doing so.

The 26-year-old says having Nate, her best friend of ten years, as a gym companion is really helping make exercise more enjoyable.

Its been great to get back into a regular workout routine again. Ive started integrating Pilates and yoga, which breaks up the weights and cardio work, so I definitely have more stamina that way and can work out for longer, Kelly said in her Closer magazine column. Having Nate as my gym buddy really helps too!

The TV presenters incredible weight loss has not only done wonders for her self confidence, but it has opened new doors in her career. With her new fit physique, Kelly has recently signed on to be the latest model for Madonna and 14-year-old daughter Lourdes Material Girl clothing line, so the star is eager to maintain her slender figure. (C) Cover Media