Young Thug and 21 Savage just wrapped up their HIHORSE’D tour and it seems like the two Atlanta rappers have been productive on the road. On Sunday, Young Thug took to Instagram to share a snippet of a new collaboration with 21. In the 60-second preview of the song, both rappers seem to play on the 21 Savage "Issa Knife" meme. "Issa jet, issa jet / Issa Savage, now she wet," 21 raps in the clip. No word on the title or release date of the song, but Young Thug captioned the video, "*petty 💅" Preview the collaboration above.