Hollywood Santa Parade (1960)

Took place the week after Thanksgiving, but it is the Christmas parade. Confusing.

Bozo the Clown (1966)

At the 5:55 mark we see Mr. Lion. You'll hear him talk too - and you might recognize his voice. It's Caroll Spinney in the costume, known best as Big Bird and Oscar the Grouch.

What's My Line with guest one of the guys who played Bozo the Clown (not Larry Harmon) (1969)

I posted the first half of this here before but now game show YouTuber AdamNedeff has posted the second half and it's interesting. It features the guy who just appeared as Bozo the Clown without his make-up. Not sure if this is the only episode of What's My Line in which the exact same guest appeared as the challenger in two consecutive installments.

What's My Line with mystery guest Bozo the Clown (1969)