Justin Theroux Bares Bulging Biceps in Britney Spears T-Shirt

We see you, Justin Theroux!

The 47-year-old Maniac actor repped his love for singer Britney Spears on his chest while going out for a bike ride on Friday (May 31) in New York City.

PHOTOS: Check out the latest pics of Justin Theroux

His sleeveless shirt featured Britney‘s 2001 Britney album cover.

Justin paired his tee with black jeans, tan boots, and black sunglasses, carrying a large envelope in his hand.

Justin will voice Tramp in Lady and the Tramp, out on November 12!

ICYMI, Britney recently attended her son Preston‘s eighth grade graduation ceremony.