Take Letterman: by invoking Kirstie Alley, the formerly svelte star of FatActress, he gives the somewhat abstract notion of port security a recognizable shape and offers the audience a laughable absurdity in place of a maddening one.
Other actors taking part include Oscar-nominee Gabourey Sidibe, American Pie star Jason Biggs, the US Office star John Krasinski and My Big Fat Greek Wedding actress Nia Vardalos.