Roots of We Can't Stop

Douglas Davis, known professionally as Doug E. Fresh, is a Barbadian-born American rapper, record producer, and beatboxer, also known as the "Human Beat Box". The pioneer of 20th-century American beatboxing, Fresh is able to accurately imitate drum machines and various special effects using only his mouth, lips, gums, throat, tongue and a microphone.

Christina María Aguilera is an American singer, songwriter, actress, and television personality. An influential figure in music, Aguilera is noted for her four-octave vocal range, melismatic singing style, use of the whistle register, and continual reinvention of her image and sound. Referred to as the "Voice of a Generation", she was ranked among the greatest singers of all time by Rolling Stone. Her works have incorporated socially conscious and sexual themes, generating both controversy and critical acclaim.