6th President: John Quincy Adams, 1825
Shoe = 6 (Adams was the sixth president)
Addams Family = Adams
Vinyl = 825 = 1825 became president
John Quincy = John the Baptist and quins in the sea
The type of shoe (6) the Addams Family (Adams) were wearing was vinyl (825 = 1825).
Connect Adams to John Quincy:
A pair of the Addams (Adams) Family's shoes were borrowed by John the Baptist (John). The shoes kept the water out as he baptised baby quins in the sea (Quincy).