Geelong has apologised for the club's Mad Monday antics, revealing future post-season events "will not continue in this current form".

The Cats released a statement on Wednesday evening, describing "certain costumes and associated social media posts" as inappropriate and a significant error of judgement.

Star midfielder Bailey Smith made a series of Instagram posts from the club's Mad Monday function, following Geelong's 47-point grand final loss to Brisbane.

How two Instagram posts have unravelled years of goodwill at Geelong's Mad Monday Photo shows Bailey Smith and Harris Andrews clash in the AFL grand final.

Geelong forged years of goodwill via its accessibility to Mad Monday — now the club faces a mess that it never saw coming.

Smith posted a photo of himself and Geelong capta

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