When do registrations close? 11 December 2023 23:43 Updated April is the month of the mullet and we'd love you to sign up. You can register up any time until the end of April- it's never too late to grow that mullet! If you want to rock a mullet after April, you can of course do that as a separate fundraiser. Just contact us by email mullets@blackdog.org.au. Related articles I can no longer do the Challenge. Why do you send merchandise? You should just put it towards the cause! What counts as a mullet? When does Mullets for Mental Health start and finish? What’s the difference between sharing my link on FB vs creating a FB Fundraiser?