 The radio sound bytes Bumblebee uses to communicate include the  voice of Lt. Uhura from _"Star Trek" (1966)_ (qv) saying, "Hailing  frequencies open" and "Message from Starfleet," and bits of dialogue  from John Wayne (I) (qv), whom voice actor Peter Cullen (I) (qv)  used as an inspiration for Optimus Primes voice.