Conversation so far:
when did when i was your man come out
Atlantic Records released When I Was Your Man to mainstream radio in the United States on January 15, 2013.
who sang when i was your man
When I Was Your Man is a song by American singer and songwriter Bruno Mars.
what is when i was your man about
When I Was Your Man is an emotional piano ballad with lyrics describing the heartbreak and regret Bruno Mars felt from letting his lover get away.
is there a music video for when i was your man
The official music video for When I Was Your Man was released on YouTube on February 5, 2013.

Question: who directed the music video
Self-contained rewrite: who directed the music video for when i was your man