How Eminem's Surprising 'Saturday Night Live' Cameo Came to Be

etonline.com:

delivered one of the show's funniest sketches in years over the weekend with a parody of Eminem's2000 hit «Stan,» and the show managed to surprise fans with a cameo from the iconic rapper himself.A source tells ET that Eminem’s appearance on «came together really quickly.»«He was approached a couple of days in advance by to see if he was available and it worked out for him to do it,» the source explained.

Reps for Eminem did not respond to requests for comment.Eminem is no stranger to Studio 8H. The rapper has been a musical guest seven times over the past two decades.The pre-recorded musical sketch starred Pete Davidson as Stu, a troubled man with bleached blonde hair who is an obsessive fan of Santa Claus.