ljubomir "ljuba" popović (14 october 1934 – 12 august 2016) is a serbian-born french surrealist painter. he was known for his many erotic and unusual subject matters. he was also known for his short documentary movie "l'amour monstre de tous les temps" (1978) by walerian borowczyk. he was born in tuzla, kingdom of yugoslavia (modern-day bosnia).