Television Crossover Universe

Please excuse this post from having any sense of taste today.  Signed, Epstein's Mother. 1947--IT HAPPENED IN BROOKLYN--The earliest appearance of James Buchanan High School.  (Not named such, but the same building is used, and both are set in Brooklyn, even though the school used is really Gabe Kaplan's real childhood school, New Utrecht High School.) 1972--SUPER FLY--Apparently the car from this film later is purchased by teen Vinnie Barbarino. 1975--THE GREAT TV SITCOM BOOK--The Sweathogs are locked up by Barney Miller.   Additionally, in the DVD extras for Welcome Back Kotter, Vinnie Barbarino is at the 12th Precinct (in John Travolta's screen test). 1975 to 1979--WELCOME BACK, KOTTER--Former gang member Gabe Kotter returns to his old high school as a teacher. 1976--FONZIE FAVORITES--The Fonzerelli Slide"--Fonzie shows up at the Annual Sweathogs School Dance and meets Horshack.   You can find the evidence here.   1976 to 1978--WELCOME BACK

I was never really into boxing.  But when I was a kid, there was one iconic figure who stood out in boxing, even after he was no longer the heavyweight champion.  And that was  MUHAMMAD ALI. 1860s--Abe Grady immigrates to the Unites States from Ireland. He was the great grandfather of Cassius Clay. 1912--Birth of Cassius Marcellus Clay, Sr., father of Cassius Clay. 1917--Birth of Odessa O'Grady Clay, mother of Cassius Clay. January 17, 1942--Birth of Cassius Clay. 1954--Cassius Clay begins training as a boxer. 1955--The death of Emmett Till leads Cassius Clay to vandalize a local railyard. 1958--Cassius Clay graduates from high school. Summer 1960--Cassius Clay wins a gold medal in the Olympics. October 29, 1960--Cassius Clay makes his professional debut. 1964-- DC: THE NEW FRONTIER--Ted Grant defends his heavyweight title against a young Cassius Clay. In the comic, this is set eight years earlier in 1956. Of course in the real world, it was not Te

1923--MARCUS WELBY, M.D.--"A Passing of Torches"--Professor Timothy Bayliss publishes a book, THE GLORY OF SELF, centered on the concept of "Enlightened Selfishness." 1931--TOOBWORLD CENTRAL--"Chiefly O'Haras"--Not canon until Toby publishes it in book form, but his Chiefly O'Haras series has all sorts of crossovers.  Episode Twelve:  Double Trouble features: 'The Addams Family' 'Adventures Of Superman' 'Batman' 'Bearcats!' 'Centennial' 'Dr. Hudson's Secret Journal' 'Harry O' 'The Lone Wolf' 'Marcus Welby, M.D.' 'My Mother The Car' 'Rachel Gunn, R.N.' 'T.J. Hooker' 1968 to 1975--ADAM 12--According to Toby O'Brien, there is a theoretical crossover with Marcus Welby based on architecture. 1969 to 1976--MARCUS WELBY, M.D.--Marcus Welby is a family practitioner with a kind bedside manner, who was on a first name basis wit