Of course, rappers like Lil' Kim , Eve, and Nicki Minaj are huge sources of beauty inspiration — the hairstyles and makeup looks that they rock, even in the most casual ways, often end up sticking around forever. But we could also learn a thing or two from musicians like Drake and Future, who are always groomed to perfection from head to toe. We're talking face masks and whitening toothpastes, people.