Finally. At age 76, John Cleese announced "I'm still alive!" on YouTube. He writes, "I haven't the foggiest of what a Youtube Channel is, but regardless I'd like to welcome all fans of comedy (procrastinators) to this place." He welcomes new viewers in this video:

So far, the John Cleese YouTube Channel has mostly posted videos of Cleese doing funny voices while wearing odd moustaches. For instance, this:

Enjoy your new channel subscription.