Pop star's shirt is the only motivation you need to work out!

Jennifer Lopez's t-shirt is trending in the fitness world. Why?

It is because it provides all the motivation needed to "Crush It".

Jennifer was spotted leaving the gym in a simple white Milly t-shirt that reads "Crush It".

Turns out even super stars like Jennifer, known for her incredibly toned body, needs a little motivation sometimes.

The singer and actress, who is currently working on her new TV drama, Shades of Blue, took to instagram to  proclaim her love for the t- shirt saying she's crushing it "all day every day!"

Check out the motivational t-shirt above.