Apparently, the kids who were always “hangin’ out, down the street” together arranged a piano number this past Tuesday night at a quintessential LA pad to reminisce about those days from about a decade ago in real time and more than 30-40 years ago in sitcom time.

(Topher Grace’s Twitter: “Hangin’ out, down the street….”)

Clearly, the basement was just being renovated or something.

A reunion was groovy enough, but “the gang” decided to take it a few notes further…

The still photo above is evidence, as reported by a few of the former Point Place troublemakers, of a “That ’70s Show” sing-along to, you know…