Roots of Jay Rock

Tyrone William Griffin Jr., known professionally as Ty Dolla Sign, is an American singer, songwriter, and record producer. Born and raised in Los Angeles, California, Griffin gained initial recognition for his guest appearance on fellow California rapper YG's 2010 single "Toot It and Boot It", which entered the Billboard Hot 100. He signed with Atlantic Records in 2012, and Wiz Khalifa's Taylor Gang Entertainment the following year.

Bryan James Sledge, better known by his stage name BJ the Chicago Kid, is an American singer and songwriter. Born and raised in Chicago, Sledge is best known for frequently collaborating with Top Dawg Entertainment recording artists Schoolboy Q, Ab-Soul, Kendrick Lamar, and Jay Rock. He has also worked with several other prominent rappers, such as Freddie Gibbs, Warren G, Nekfeu, Chance the Rapper, Big K.R.I.T., GLC, Kanye West, Anderson .Paak, and Joey Badass, among numerous others.

"Crack a Bottle" is a song by American rappers Eminem, Dr. Dre and 50 Cent. The song was released as the lead single from the former's sixth studio album Relapse (2009). On February 12, 2009, the song broke the first week digital sales record with 418,000 downloads, topping the previous record held by "Live Your Life" by T.I. featuring Rihanna. This record was broken again the following week by "Right Round" by Flo Rida. The song won the Grammy Award for Best Rap Performance by a Duo or Group in 2010.

James Blake Litherland is an English singer-songwriter and record producer. Known for his emotive, soulful light head voice and use of falsetto, he first gained recognition following the release of three extended plays—The Bells Sketch, CMYK and Klavierwerke—in 2010. He signed with A&M Records to release his self-titled debut album (2011) the following year, which was met with critical praise and peaked within the top ten of the UK Albums Chart.