John Stamos was on hand to help his former “Full House” costar Dave Coulier shave his head after his stage 3 Non-Hodgkin’s lymphoma cancer diagnosis.

Coulier previously announced he was undergoing chemotherapy after being diagnosed with stage 3 non-Hodgkin lymphoma.

The longtime 'Full House' friends bared their bald heads in new photos John Stamos is showing his support for Dave Coulier ...

As Dave Coulier continues to go through cancer treatment, he is getting some support from his friend John Stamos.

John Stamos is mourning a major loss, as the longtime actor recently revealed his dear pal passed away. The Full House star ...

As Dave Coulier continues to go through cancer treatment, he is getting some support from his friend John Stamos.

John Stamos has openly pledged his support to Dave Coulier as he battles Stage 3 non-Hodgkin lymphoma. The actor took to ...