Conversation so far:
how did Paul Anka's success begin?
Paul Anka recorded his first single, "I Confess", when he was 14.
In 1957, with $100 given to him by his uncle.
what did people think of his singing?
he stated that it was to a girl at his church whom he hardly knew.
did he collaborate with anyone?
Paul Anka's talent included the theme for The Tonight Show Starring Johnny Carson.
what was the name of the theme?
reworked in 1962 from a song Anka wrote earlier called "Toot Sweet".

Question: what is a notable fact about his early career?
Self-contained rewrite: What is a notable fact about Paul Anka's early career?