“We are completely devastated. However, in our heart of hearts we know that we need to play on,” wrote Mays on his Facebook page.
"Jay's wit, charm, and unparalleled love of music will never be forgotten.”
The band played its scheduled show in Calgary on Wednesday night
It said all proceeds from the next few shows will go to Smith's two children.
Smith was found dead in a hotel room. Foul play is not suspected.
Funeral arrangements have not been announced yet.