ah bon ?
Oh really?
Oh vraiment?
— Agora (2009)
Oh really, now?
Ah bon ?
— Your Name. (2016)
Germany, oh really?
L'Allemagne, ah bon ?
— A Taxi Driver (2017)
Oh really, say the truth or else you'll be in trouble.
Ah bon ? Dis la vérité, sinon tu vas avoir des ennuis.
— Piku (2015)