Category Events - Australia, Blacktown (NSW) Get involved and get together ! Challengers and non Challengers clear your schedule for Saturday 7th April. We would love to see everyone make their way to The Fiddler and celebrate. Celebrate your milestones, new found friendships, the end of the 8 week challenge and all things F45. The WINNER of the 8 week Challenge and $1000 will be announced !