Sesame Street - Season 3 Episode 5 Episode 280 Kindness is in the air.
Overview: As Bob welcomes the viewers, Sesame Street is suddenly beset with an outburst of jackhammers and roaring compressors. Maria and Tom come by and see that workmen are fixing the street, and they complain about the noise. Oscar pops up wearing a hard hat and says he's heading to where they're digging, not wanting to miss all the noise, dirt and mess.