if it pops into my head it s coming straight out my mouth if you ain t treatin me right it s something you ll hear about i can t be little miss sunshine all of the time if you want a piece of my heart you ll get a piece of my mind oh if i got something to say oh if i ain t gettin my way oh if it s important to me i stand up and scream to get what i need i got a big mouth i got a big mouth don t care what you think i don t give a beep as long as you listen to me when i turn it up n sing aloud cause i m not afraid to give you a taste without the sugarcoat babe what can i say the words just come out i got a big mouth some people go with the crowd they never say what they think they don t wanna rock the boat cause they re afraid it ll sink but i can t sit on my hands when i know something ain t right cause when ya bottle up baby it ll eat you alive  oh if i got something to say oh if i ain t gettin my way oh if it s important to me i stand up and scream to get what i need i got a big mouth i got a big mouth don t care what you think i don t give a beep as long as you listen to me when i turn it up n sing aloud cause i m not afraid to give you a taste without the sugarcoat babe what can i say the words just come out i got a big mouth haven t you ever wished you could go back in time and do something different haven t you ever wished you could go back tonight say what you really meant say what you really meant if it pops into my head it s coming straight out my mouth if you ain t treating me right right right right i ll stand up and scream to get what i need i got a big mouth i got a big mouth don t care what you think i don t give a beep as long as you listen to me when i turn it up and sing aloud cause i m not afraid to give you a taste without the sugarcoat babe what can i say the words just come out i got a big mouth