Top 10 grossing movies

1. Ghost
2. Home Alone
3. Pretty Woman
4. Dances with Wolves
5. Total Recall
6. Back to the Future Part III
7. Die Hard II: Die Harder
8. Presumed Innocent
9. Teenage Mutant Ninja Turtles
10. Kindergarten Cop

Top 5 hit singles

1. Nothing Compares 2 U - Sinead O'Connor
2. Vogue - Madonna
3. Ice Ice Baby - Vanilla Ice
4. U Can't Touch This - MC Hammer
5. It Must Have Been Love - Roxette

5 Semi-important Sporting Events

1. Superbowl XXIV - San Franciscos 49ers over Denver Broncos 55-10
2. World series - Cincinnati Reds sweep the Oakland A's
3. June 11 - Nolan Ryan pithes a no-hitter against the A's
4. Detroit Pistons take the NBA Championship
5. Tom Jager is the first man to break 22 seconds in the 50m freestyle (21.81)

A look at Sharks through the ages.

More fun 1990 stuff at Wikipedia - 1990.