Delirious Biznasty is a program (possibly related to the similarlynamed Serious Business) used by Dave Strider, Dave's Bro, Dirk Strider, several other rad dudes and Betty Crocker. The program is very similar to Twitter in terms of appearance and usage- the posts are short and names are prefixed with @. Dave receives the music video to Insane Clown Posse's "Miracles" a year in advance via this program from Betty Crocker.
The app is Dad's Astairetop, however it was presumably or his auto-responder when he downloaded the Sburb server. Similarly, Jake's skulltop became (eleven of them, to be precise) after the AR installed the client program.post-scratch