Clapping.
Not everyone can do it.
Here's a list of famous people who don't know how to clap.
1. Joe Jonas
2. Pippa Middleton
3. Sting
4. Steve McQueen
5. Antonio Banderas
6. Natasha Lyonne
7. Britney Spears
8. Brendan Fraser
9. Lady Gaga
After years of asking "What can't Lady Gaga do?" I finally have the answer: the "Applause" singer can't clap ๐คท๐ปโโ๏ธ
Please look at how Lady Gaga claps her hands