$100 Thru-hike: IKEA backpacking challenge

Could I create an entire ultra-light backpacking setup, all from IKEA products, for under $100? Backpack, shelter, sleeping-system... and as much of the extras as possible... maybe not shoes, but... maybe! I've had this odd notion ever since reading "Beyond Backpacking: Ray Jardine's Guide to Lightweight Hiking" and more recently Mike Clelland's "Ultralight Backpackin' Tips. …