He can rock, he can rap, he can act, but can he ball? We’re about to find out as Machine Gun Kelly will be one of the participants taking part in the NBA’s All-Star Weekend, joining a team headed up by coach Bill Walton in the NBA All-Star Celebrity Game. The lanky musician has the size to be a hooper, standing at 6’4″, and he’ll also have the crowd behind him as this year’s All-Star festivities are taking place in Cleveland. As previously stated, Kelly, who goes by his given name Colson Baker when appearing in movies or TV series, will be coached by NBA legend Bill Walton. The remainder of Wa…