Hmm, sweatpants or jeans? That must have been the question Miley Cyrus asked herself before heading to the MySpace relaunch party in Los Angeles on Wednesday. She clearly couldn’t decide on an answer, and instead donned a bizarre, ill-fitting pair of half sweat-half denim pants that she cuffed and paired with pointy white heels. And while the dance show Club MTV went off the air in 1992 — the year she was born — Miley could’t help but go for the …