An artist who carried out the 2007 marketing stunt that prompted a massive citywide bomb scare — lambasted then by Mayor Thomas M. Menino — is now headlining the city’s First Night celebration. Peter “Zebbler” 
Berdovsky has been contracted by First Night Boston to stage a $50,000 electronic show that will be the centerpiece of the 2014 New Year’s celebration in Copley Square. But Menino’s office scoffed at the idea that Berdovsky might be a poor choice for a city-sponsored event so close to the scene and time of the deadly April 15 marathon bombing attacks.