A dear friend (@sisoma) on twitter put out something for a new (what looks to be a flash sale) site. I was intrigued, like any good bait for a flash sale site, and clicked over.
Here's what I got, and I'll paraphrase for comic effect here: "Hullo sucker! We'd totes love to give you access into our new exclusive overpriced (but aren't you worth it?) things! However, in order to get your eyes on our page, you'll need to invite a number of friends! Invite 50 friends and we give you free shipping for life! Adorbs, isn't it!"
For the record, here's their UI for showing how many 'friends'