Sailing ship birthday cake

Ingredients

• Goog ship
• 2 x 470g packets buttercake mix
• Butter cream
• 125 gram butter
• 1 1/2 cup (240g) icing sugar
• 2 tablespoon milk
• green food colouring
• Decorations
• 2 x 140g packets monster 5s green sprinkles
• 3 red fruit rings
• 180 gram packet smarties
• 1 small yellow lollipop
• 1 grissini bread stick
• 20 centimetre square unbleached calico
• 1 cat-shaped soft toy
• Owl decoration
• 15cm x 10cm piece brown cardboard
• 1 brown mini muffin paper case
• 5cm x 5cm piece white cardboard