11 Things We Can't Believe About 1990

From M.C. Hammer to Macaulay Culkin.

1. "U Can't Touch This."

Mc Hammer revived both Rick James and harem pants with this hip-hop hit. James sued and settled over the "Super Freak" sample; nothing could be done about the pants.

2. We knew K.D. Lang when.

We knew K.D. Lang when.

The not-yet-mainstream singer's bold mix of musical styles was celebrated on the first cover of 'EW' (and later that week, she won her first Grammy, for 'Absolute Torch and Twang').

3. The NC-17 movie rating was created.

The NC-17 movie rating was created.

You're welcome, 'Henry & June' and 'Showgirls.'

4. "The Wall" live in Berlin.

"The Wall" live in Berlin.

Pink Floyd's Roger Waters and friends performed this rock opera where the Berlin Wall had stood eight months earlier.

5. Andrew Dice Clay on 'Saturday Night Live.'

Andrew Dice Clay on 'Saturday Night Live.'

'SNL' used a time delay when the shock comic hosted; Nora Dunn and invited musical guest Sinéad O'Connor boycotted this episode.

6. Roseanne Barr desecrated the national anthem.

There were some notes only dogs heard during her performance at a San Diego Padres game.

7. Milli Vanilli, Best New... Lip-Synchers?

Milli Vanilli, Best New... Lip-Synchers?

Nine months after the duo won the Best New Artist Grammy, it was revealed they didn't actually sing.

8. Macaulay Culkin was 'Home Alone.'

Macaulay Culkin was 'Home Alone.'

"Mack is not like a 9-year-old," costar Joe Pesci told EW of the kid who carried the comedy to a $476 million worldwide gross. "It's like working with a 30-year-old midget."

9. 'Law &Order' settled in for a 20-year run.

And that iconic "chung-chung" sound? It's a piece of music, composer Mike Post has said, that brings in royalties.

10. 'Blue Steel.'

The Jamie Lee Curtis thriller was the cover of EW's issue 5. Regrets, we've had a few...

11. 'Jurassic Park' made its mark in fiction.

'Jurassic Park' made its mark in fiction.

"If you're going to do a dinosaur book, people must be munched," author Michael Crichton told EW, but "the ideas... are much more important to me than the munches."