David the rich

hes a famous rockstar, he laughs at things you say or laughs towards everybody, hes rude and cocky..hes 5,9..massively wealthy, comes from a rich family..owns tones of houses and cars..while you eating and about to take a drink..he comes walking by and spills your drink with his arm..he then walks by paying no attention to you and then fans comes up to him wanting attention..what do you do?