Did Britney Spears take a dig at Justin Timberlake's 'Cry Me a River' act?

Did Britney Spears take a dig at Justin Timberlakes Cry Me a River act

Did Britney Spears take a dig at Justin Timberlake's 'Cry Me a River' act?
Did Britney Spears take a dig at Justin Timberlakes Cry Me a River act