Frank zappa (lead guitar, vocals)   Adrian belew (rhythm guitar, vocals)   Tommy mars (keyboards, vocals)   Peter wolf (keyboards)   Patrick o'hearn (bass, vocals)   Terry bozzio (drums, vocals)   Ed mann (percussion, vocals)   Napoleon murphy brock (background vocals)   Andre lewis (background vocals)   Randy thornton (background vocals)   Davey moire (background vocals)      Maybe you should stay with yo' mama   She could do your laundry 'n' cook for you   Maybe you should stay with yo' mama   You're really kinda stupid 'n' ugly too      (verse repeats)      You ain't really made for bein' out in the street   Ain't much hope for a fool like you   'cause if you play the game, you will get beat      Maybe you should stay with yo' mama   She could do your laundry 'n' cook for you   Maybe you should stay with yo' mama   You're really kinda stupid 'n' ugly too   And   You should never smoke in pajamas   You might start a fire 'n' burn yer face   Maybe you'll return to managua   You could go unnoticed in such a place