What 2014 mixtape is by an individual who wrote for an artist signed to Warner Bros.?
Wiz Khalifa Cameron Jibril Thomaz (born September 8, 1987), better known by his stage name Wiz Khalifa, is an American rapper and actor. He released his debut album, "Show and Prove", in 2006, and signed to Warner Bros. Records in 2007. His Eurodance-influenced single, "Say Yeah", received urban radio airplay, charting on the Rhythmic Top 40 and Hot Rap Tracks charts in 2008.
Danny Brown Daniel Dewan Sewell (born March 16, 1981), better known by his stage name Danny Brown, is an American rapper from Detroit, Michigan. He is best known for his individuality, being described by MTV as "one of rap's most unique figures in recent memory". In 2010, after amassing several mixtapes, Brown released his debut studio album, "The Hybrid". Brown began to gain major recognition after the release of his second studio album, "XXX", which received critical acclaim and earned him such accolades as "Spin", as well as "Metro Times" "Artist of the Year". In 2013, he entered a US "Billboard" chart, with the release of his third studio album, "Old", which reached number 18 on the US "Billboard" 200 chart and spawned three singles, "Dip", "25 Bucks" and "Smokin & Drinkin". His latest studio album, "Atrocity Exhibition", was released on September 27, 2016.