Kalem, at an unknown time, joined the Albanian Mob and began to work with Dardan Petrela and Bledar Morina, working as loan sharks in Broker, Liberty City. The three loan money to Roman Bellic and later begin attacking Roman at on a basketball court in Firefly Projects. Roman's then phones his cousin Niko to ask for his help and he arrives, quickly beating up both Morina and Kalem, before chasing Petrela. The player can kill Kalem, Morina and Petrela, although it is not compulsory.
- GTA IV
- Bleed Out (can be killed)
- Kalem's jacket is almost identical to the Albanian biker jacket unlocked in "I Need Your Clothes, Your Boots, and Your Motorcycle", but with a red sleeveline instead of black.
- In the online mission, Bomb Da Base II, some of the members aboard the ship resemble Kalem.
- Even if the player didn't use weapons to fight Bledar, the game's status screen confirmed that Kalem was in fact killed by Niko.
- Kalem bares a small resemblance to Claude, the protagonist in GTA III.
- Kalem claims, during the mission Bleed Out, that he is the brother of Dardan Petrela although this could be due to their close friendship.