Camp Snoopy (eventually making way for the 7-acre Nickelodeon Universe) boasted roller coasters and a log chute ride, a train. Let’s take a look at the mall that could eat America. Then there was the time YouTube regular Serge the. Jimmy Neutron and the Naked Brothers Band to drop a few names — to Minnesota’s Mall of America, where the network’s first branded theme park opens Saturday, March 15. The…