Former Westlife band member Brian McFadden left fans furious after he slammed rapper Eminem in a "disgraceful" Twitter rant. The 38-year-old shared a photo of Eminem posing with 50 Cent. Alongside the photo, McFadden admitted that he thinks Eminem is a genius, but felt annoyed at the way in which he poses for the cameras, reports mirror.co.uk.