Read the text and determine if the sentence is true:

Thomas Adrian "Tommy" Sands (born August 27, 1937) is an American pop music singer and actor. Working in show business as early as 1949, Sands became an overnight sensation and instant teen idol when he appeared on "Kraft Television Theater" in January 1957 as "The Singin' Idol". The song from the show, "Teen Age Crush", reached #2 on the "Billboard" Hot 100 and #1 on Cashbox.

Sentence: Thomas Adrian was famous before he turned 20.
Yes