Conversation so far:
What did Ozzie Nelson do on the radio?
Ozzie Nelson developed and produced his own radio series, The Adventures of Ozzie and Harriet.
Did The Ozzie Nelson Band have any top hits?
Ozzie Nelson's records were consistently popular, and in 1934, Nelson enjoyed success with his hit song, Over Somebody Else's Shoulder, which he introduced.

Question: How long was it on the air?
Self-contained rewrite: How long was The Adventures of Ozzie and Harriet original release on the air?