be/get/go beyond a joke
get beyond a joke
To become very alarming. Her illness has gotten beyond a joke now—the doctors say she's in critical condition.
get (or be) beyond a jokebecome (or be) something that is serious or worrying. informal
2002 Guardian The rogue animal is believed to have attacked at least six residents in the past week, and his antics are now described by residents as ‘well beyond a joke’.