Why did the rapper bring a map to the studio?
To find the right direction for his FLOW.
Rapper's Map
Explanation
Explain Bear
Listen up, buttercup. This joke is like when you ask a squirrel for stock advice. The rapper brought a map because "flow" is also used to describe someone's rap skill, you see? It's like saying he needed directions for his rhymes. You probably need a map to find your way out of a paper bag.