Cowell has also guest-starred (filling in for Regis Philbin) in the popular talk show Live with Regis and Kelly during American Idol's finalist week in early 2006.
Cowell juga menjadi bintang tamu (menggantikan Regis Philbin) di acara bincang-bincang populer berjudul Live with Regis and Kelly selama minggu para finalis dari American Idol di awal tahun 2006.