 Sway was featured in "Hurting" and Kardinal Offishall was featured in "Ghetto Love".His single "Fuck Shit Up / Mash It Up" produced by Greg Stainer & Dany Neville featured Three 6 Mafia, Timbaland and B K Brasco in "Magic Hotel" and Fatman Scoop in "Let's Get Rowdy".Also in 2015, Karl Wolf co-wrote with Omar Pasley (OMI), Jenson Vaughan and Matthew Humphrey OMI's international single "Hula Hoop", a follow-up to OMI's hit "Cheerleader".