Lady Gaga is an American singer, songwriter and actor who sprang into the spotlight in 2008 with her singles ‘Just Dance’ and ‘Poker Face’

Oprah Winfrey is one of the wealthiest TV stars around.

It has been five years since Mandy Harvey made a name for herself on AGT, and fans are curious about how much she's now worth.

Kodi Lee, who is legally blind, cemented himself a place in the hearts of the American public right from his very first performance.