Benefit concert
On November 20, 2009, Malakian played at the Chi Cheng Benefit concert along with Deftones, and also performed with Odadjian and Dolmayan. Malakian, Odadjian, and Dolmayan played "Aerials" and "Toxicity". He appeared on Cypress Hill's 2010 album "Rise Up," on one song, "Trouble Seeker", which he also produced.