Mumbai: Singer Afsana Khan shared a heartwarming moment with legendary singer Sonu Nigam, revealing a special birthday gesture that left her emotional. Taking to Instagram, Afsana Khan shared a video featuring herself and her husband Saajz celebrating Sonu Nigam’s birthday inside a vanity van. Afsana Khan wrote, “Wishing a very belated Happy Birthday to the legendary Sonu Nigam Sir. Afsana Khan and Sonu Nigam have not collaborated on any major official commercial tracks so far. In June, Sonu Nigam was seen performing live at Afsana Khan’s star-studded birthday celebration.