to lay down, or take a RivitaShita, to goto the bathroom and lay a number two, to eat alot of fibre and lay down a grainy, horse styled RivitaShita.
"wow dude, i just went to your bathroom, that was one hell of a RivitaShita... Jeesus!!"
"hey girls, can you wait a minute before you join the boys, i need to lay down a quick RivitaShita"
hey hun, just warm the seats in the car, i need to run back inside for a quick - yet amazing - RivitaShita"