We're still wrapping our heads around this, but Sony and Simon Cowell have officially decided to join the celebrity-endorsed headphone bandwagon. Dubbed as the MDR-X10, the X-Factor-themed cans are certainly late to the party, but the vibrant red and silver color theme will ensure they get noticed -- and we're not saying that's a good thing. $300 snags you the extra-sparkly circumaural earmuffs, an even more sparkly case and a duo of flat, tangle-resistant loc