World's Greatest Magic: Ring Flight - DVDThough conjuring effects with finger rings have been part of the conjuring literature for quite some time, it was British magician mentalist Al Koran who first conceived of the notion of a borrowed finger ring vanishing and reappearing on one of the hooks of a key case. Ever since, this effect has been a staple of magicians' repertoires and dealer catalogs everywhere. On this DVD, you'll meet five performers who have taken this very commercial effect