you're exaggerating
Tu ne penses pas que tu exagères un peu ?
Don’t you think you’re overreacting a little?
You're exaggerating a little.
Eh pardon, mais tu exagères un peu là.
Oh, excuse me, but you're exaggerating a bit there.
Tu ne penses pas que tu exagères un petit peu ?
Don’t you think you’re exaggerating a little?