thatso "Oh yeah?" "For real?" "Oh, yeah?" Skeptic's response "... really?" Tough guy's rhetorical question "You serious?" "Oh, re-e-e-e-eally?" "Is ___?" ("No kidding?"): 2 wds "You don't say" "Really?" "Honest?" "Oh really?" "No kidding!" Skeptic's comment "No kidding?" "Oh, really?"