Clarifying Ending Vocals From The Challenge

[Street_Dreamer]

I've wondered forever what exactly Christine is singing at the end of The Challenge and through the wonders of AI, I think I've been able to decipher it. At the end, I'm pretty sure she sings "I'm not lying" then sings "I ain't lying" then repeats it at the very end. Anyone else agree? Here's the clip, I included the entire final portion of the song: https://www.youtube.com/watch?v=mCvDzKsUDTM