Delicious milkshakes in 3 easy steps. ¦Step 1: Simply add milk and your favourite flavouring to the Shimmy Shake cup. ¦Step 2: Place Shimmy Shake cup into position and mix. ¦Step 3: Enjoy your tasty milkshake! 12 Months Every new Kambrook model is tested in Australia by our engineers for safety, durability and performance. That is our guarantee.