Serena Williams’ mother Oracene Price was caught sitting stern-faced and emotionless while everyone around her erupted in celebration following Serena’s hard-fought win over Simona Halep.

Serena won a nail-biting three-set match against current world number one and tournament first seed Halep to reach the quarterfinals of the season-opening Grand Slam.

Serena’a Mom Price remained completely calm, and almost uninterested in what had just happened on court.

Watch below: 

Check out the funny tweets below:

Serena’s mom obviously believes in the saying ‘Act like you’ve been there before’ 

No reason to get all worked up.