I like Assef and there's nothing wrong with singing covers but it's just inappropriate not to mention the original artists in the credits. Both Nelly Mekadessi's "Ouf Ouf" (in Arabic) and Faramrz Assef's "Vay Vay" (in Persian) are covers of a song named "Of Of" by Turkish artist Gülşen.
I like Assef and there's nothing wrong with singing covers but it's just inappropriate not to mention the original artists in the credits. Both Nelly Mekadessi's "Ouf Ouf" (in Arabic) and Faramrz Assef's "Vay Vay" (in Persian) are covers of a song named "Of Of" by Turkish artist Gülşen.