Yeah, they were part of the All American Rejects promotion in whatever year the Piraka came out. Grand prize was something crazy like a trip for 2 to a concert, meet the band, get every bionicle set from that year, etc.
I can't find good information online, since I know the bionicle wiki is wrong about some of the details at least, but I think they sent out somewhere between 10-100 of these as first prizes. Grand prize got a signed one.
Edit: Found the commercial for it: