Kelsey Plum has signed with Under Armour ... And now, Plum is joining that duo in a cinematic commercial celebrating the 20th anniversary of Under Armour's iconic "Protect This House" campaign.

LA Sparks guard Kelsey Plum sent a message to her haters as she appeared in a commercial. The short video was sponsored by sportswear company Under Armour and shared on its official Instagram page ...

When the WNBA community comes through, it really comes through. Take this wholesome scenario: Los Angeles Sparks guard Kelsey ...

LA Sparks star Kelsey Plum thanked Sabrina Ionescu for giving her signature shoes to her rookie teammate Sarah Ashlee Barker.