The honeymoon is most definitely over for Jackson and April.

In this Thursday’s Grey’s Anatomy (9/8c, ABC), the embattled newlyweds get a serious dressing down from the mother of the groom herself, Catherine Avery (returning guest star Debbie Allen) — and we’ve got an exclusive first look at the incendiary (and crowd-pleasing?) confrontation.

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Mama A, beyond steamed about her son’s impulsive elopement, brazenly suggests that April married Jackson not for love but for moolah — and she backs up the accusation with fairly damning evidence (so damning that it renders April speechless).

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Press PLAY below to watch the Mother of all smackdowns.