Examples:

• I got it for a song.
• This land's going for a song at the moment, but it will be worth a fortune when the new estate's built.
• I think this is a good time for a song.
• Now that is always a good subject for a song.
• You know, I could've had that property for a song?
• And I can get this land for a song.
• That's actually a good idea for a song.
• My father, he came to you for a song.
• Well, Lane just isn't that great of a name for a song.
• Would you do me the honor of joining me for a song?