Betty White to celebrate 90th birthday - again
UNDATED (WHDH) -- Actress Betty White will be celebrating her 90th birthday a second time in her own star-studded birthday special.
Stars like Blake Shelton, Bill Cosby, Whoopi Goldberg and even former president Bill Clinton will pay tribute to Betty White.
The special includes performances and comedy clips.
It airs Tuesday night on NBC at 8 p.m.