Babcock'd
They play you like a fiddle, and you think you're getting a tune, but it's just a rough ride.
My teacher said she'd give me an easy test, but it turned out it was the hardest one ever.
My mom said she'd help me with my homework, but she just made me do it all over again.
My coworker said he'd help me with my project, but he just took all the credit.