Conversation so far:
Did Harry Connick Jr. contribute music to When Harry Met Sally?
Director Rob Reiner asked Harry Connick Jr. to provide a soundtrack for his romantic comedy, When Harry Met Sally.
What notable songs are on Harry Connick Jr.'s When Harry Met Sally soundtrack?
The soundtrack consisted of several standards, including It Had to Be You, Let's Call the Whole Thing Off and Don't Get Around Much Anymore.
Were Harry Connick Jr.'s songs It Had to Be You, Let's Call the Whole Thing Off and Don't Get Around Much Anymore released as singles?

Question: What song gave him chart success?
Self-contained rewrite: What song gave Harry Connick Jr. chart success?