Maggie Sajak fills in for Vanna White on 'Wheel of Fortune'
Vanna White competed against Ken Jennings and Mayim Bialik on "Celebrity Wheel of Fortune" to raise money for charity. Although she didn't win, she raised $30,000 for St. Jude. Maggie Sajak, who filled in for White as letter-turner, congratulated her on Instagram. White expressed her nervousness before the episode, but joked at the end that she'll keep her day job.