I told my friend you should definitely quit smoking, but he could not find me because he was already up in flames.
Up in Flames
Categories
Explanation
Experiment
Explain Bear
Listen up, buttercup. The joke is that the friend is so addicted to smoking that he's literally "up in flames," meaning he's on fire. It's a play on words, see? You probably think a "play" is just something you do with your toys.