Ain’t ain’t a word

Ain't Nobody - Chaka Khan

Say Iit Ain’t So Joe - Roger Daltrey

I Ain’t Got No Heart - Frank Zappa and The Mothers

It Ain't No Big Thing:  Radiants, Electrons

The Electrons were a Pittsburgh group and their version was a big regional hit.

I went to college in Western PA and was fortunate to be exposed to the Pittsburgh sound. In addition to the Electrons, the Jaggerz and Contrails were from Pittsburgh.

I Ain't Worried - OneRepublic

...from one of the Top Gun movies...but it's just so darn catchy.

Ain’t Got No Money - Bob Seger

I ain’t gonna cry no more, Ronnie Milsap

(Ain't Nothin' But A) Houseparty-J. Geils Band. 

You ain’t nothin’ but a hound dog …

Cryin’ all the time

You ain’t never caught a rabbit 

And you ain’t no friend of mine

Hound Dog - Elvis

Matthew Wilder - Break My Stride

Ain't nothin' gonna to break my stride
Nobody gonna slow me down, oh no
I got to keep on moving

Ain't nothin' gonna break my stride
I'm running and I won't touch ground
Oh no, I got to keep on moving