Dr. Dre chanting "DEEE-TOX", to which he replied, "I'm coming!" On November 14, 2011, Dre announced that he would be taking a break from music after he finished producing for artists Slim the Mobster and Kendrick Lamar. In this break, he stated that he would "work on bringing his Beats By Dre to a standard as high as Apple" and would also spend time with his family. On January 9, 2012, Dre headlined the final nights of the 2012 Coachella Valley Music and Arts Festival, on the weekends of April 13–15 and April 20–22, 2012. In a June 2014 interview with RapUpTV,
Dr. Dre the song "Set It Off" by Canadian rapper Kardinal Offishall (also with Pusha T); the remix debuted on DJ Skee's radio show. At the beginning of 2009, Dre produced, and made a guest vocal performance on, the single "Crack a Bottle" by Eminem and the single sold a record 418,000 downloads in its first week and reached the top of the "Billboard" Hot 100 chart on the week of February 12, 2009. Along with this single, in 2009 Dr. Dre produced or co-produced 19 of 20 tracks on Eminem's album "Relapse". These included other hit singles "We Made You", "Old