What would Nelly say in a sauna as it warms up?

(The answer is one of his lyrics.)
The first new player to comment on the website with the correct answer wins a free drink at their next iQ Trivia quiz.
What would Nelly say in a sauna as it warms up?

(The answer is one of his lyrics.)
The first new player to comment on the website with the correct answer wins a free drink at their next iQ Trivia quiz.