Nesta Robert "Bob" Marley, OM was a Jamaican singer-songwriter and musician best known for his Reggae records. He was the rhythm guitarist and lead singer for the ska, rocksteady and reggae bands The Wailers and Bob Marley & The Wailers.
I imagine Shakespeare didn't plan for Tybalt to be a likable character. Michael York played the role very well. After killing Mercutio, you could see in his face it wasn't intentional, and he felt bad.