vaughan is currently in the west indies working as part of the bbc 's commentary team but has made no secret in his desire to replace paul downton in english cricket .
but in his role as a commentator for test match special the former england skipper put the ultimate curse on cook by praising him moments before he lost his wicket in the second innings .
cook has struggled with the bat over the last year and lost one day captaincy at the end of last year .