Costume: How do I unlock Adventure Peter

If you want Cleveland, you will know that you need to unlock Adventure Peter before you can get Cleveland, this is how to unlock Adventure Peter:

The items you need to collect to unlock Adventure Peter are:

1250 Moon Idols
25 Snakes (which are Common)
10 Pistols (which are Rare)
10 Bullwhips (which are Rare)

To collect Snakes, you have a chance of finding these items by completing these tasks:

Make Quagmire Photocopy Private Parts
Make Bonnie Flirt with Poolboy
Get from Exotic Snack Stall (PREMIUM – costs 25 Clams, and drops every 2 hours)

To collect Pistols, you have a chance of finding these items by completing these tasks:

Make Peter Tickle Nose with Army Rifle
Get from The Founding Father
Get from Adventure Bazaar (PREMIUM – costs 100 Clams)

To collect Bullwhips, you have a chance of finding these items by completing these tasks:

Make Jerome Bake Sandy Scones
Make Chris Draw Adventure Comic
Get from Antiquities Bazaar
Get from Quahog Egyptian Museum

Have many more items do you need to collect to unlock Adventure Peter?