I was always a fan of pop-culture that mixed two different sets of unconnected characters and used the word "vs." to justify their meeting. For a month I tried to create a daily comic strip that would set two irrelevant subjects against one another, often using wordplay or themes.
ACTION COMICS vs. XKCD.COM
SNOOPY vs. SNOOP DOGG
NICHOLAS SARKOZY OF FRANCE vs. JOHN CARTER OF MARS
THE AVENGERS vs. THE AVENGERS
TARZAN vs. STRICTLY COME DANCING
GARFIELD vs. VENOM
KERMIT THE FROG vs. THE HULK
ANDY CAPP vs. ANDY MCNAB
CHRISTIAN BALE vs. BRUCE WAYNE
GEORGE & LYNNE vs. PAMELA & TOMMY
ASTERIX VS. *** ASTERISKS ***
PROFESSOR X VS. PROFESSOR STEPHEN HAWKING
THE FAR SIDE vs. THE PHARCYDE
THE FAT SLAGS vs. FATTY OWLS
WOLVERINE vs. MAC
CALVIN vs. CALVIN KLEIN
HOBBES vs. TIGGER
MR. FANTASTIC vs. PLASTIC MAN vs. STRETCH ARMSTRONG
MANHATTAN vs. DR. MANHATTAN
THE BASH STREET KIDS vs. STREET FIGHTER
QUEEN BEE vs. THE QUEEN
THE ARISTOCATS vs. THE ARISTOCRATS
CHARLIE BROWN vs. CHARLIEISSOCOOLLIKE
THE BEAST vs. SEXY BEAST
THE THING vs. THE THING
BARTMAN vs. CARTMAN
DILBERT vs. Q*BERT
SUPERMAN vs. SUPER MARIO
NEMI vs. FINDING NEMO
DENNIS THE MENACE vs. ANGRY BIRDS