Rap icon Dr. Dre turns the ripe old age of 49 today.
He still continues to be dominant force in hip-hop (mostly thanks to his producing skills) and in the business world, due to his multi-billion dollar Beats headphone empire.
Yet Dr. Dre is far from the only middle-aged rapper who is keepin’ it relevant in the 21st century.
Please check out our slideshow of remarkable rappers who prove that age is nothing but a number.