QUIZ: Which 'Friends' character would be your best friend?

As Matt LeBlanc - who plays the lovable Joey - turns 51 today, we're celebrating his birthday with a fun little quiz to see which 'Friends' character would be YOUR best friend.

QUIZ: Which 'Friends' character would you be?

Would you be pals with Joey? Visiting museums with Ross? Or hitting up the hottest shops with Rachel?

Let's find out!