Fox is airing a special sneak peek of Sunday’s St. Patrick’s Day “Simpsons” episode on the Astrovision in Times Square on Tuesday (March 17).

The episode will air every hour from 9 a.m. to midnight (excepting 7-8 p.m.) and will include a special 800 number fans can call to access audio of the clip featuring a special musical number.

There will also be “Simpsons” “street teams” at 20 locations throughout the city handing out buttons and free Homer and Bart downloads.