Kassem Gharaibeh (Arabic: قاسم الغرايبه‎), known by his stage name Kassem G, is an Arab American comedian and actor, best known for his online content. He has a YouTube channel, known for many videos, most notably the California On, Going Deep and Street Music webseries. He would later go on to work for G4 during its short-lived revival from 2021-2022, mainly as a host for Attack of the Show. Currently, he can be seen as part of the YouTube channel, The Cream Team, along with co-founders and fellow G4 alumni Fiona Nova and Kevin Pereira, the latter of which was on-air talent for the network's original run, hosting Attack of the Show! from 2005 until he left the network in 2012.

He can also currently be seen on the Brought You This Thing YouTube channel, along with Bruce Greene and Lawrence Sontagg, who both previously worked at G4, Machinima, and Rooster Teeth.