YRF, which has set several fashion trends across its over four decade-old existence through films like "Lamhe", "Dilwale Dulhania Le Jayenge", "Dil To Pagal Hai", "Mohabbatein", "Bunty Aur Babli" and "Band Baaja Baaraat", has tied up with ethnic wear brand Karol Bagh Saree House (KBSH) for the new label.