Reynolds quipped in a comment on his friend's Dec. 3 Instagram post Hugh ... photos of himself with the birthday gal and one with Ryan, 48. "Happy Birthday to the one and only, Tam Tam!" Jackman ...

Hugh Jackman has paid tribute ... sent cheeky birthday wishes to Ryan's mother, Tammy Reynolds. Accompanying a selection of images of Tammy, 80, with himself and with Ryan, Hugh's caption ...

Jackman then, picking up his baton, encouraged the audience to sing "Happy Birthday" to Sutton Foster ... Foster wrote in her instagram caption, "Hugh Jackman is an evil, horrible, WONDERFUL ...

Hugh Jackman is honoring ... alongside a carousel of photos of himself with the birthday gal and one with Ryan, 48. "Happy Birthday to the one and only, Tam Tam!" Jackman began his caption ...

Reynolds quipped in a comment on his friend's Dec. 3 Instagram post thehughjackman/Instagram (2) Ryan Reynolds and Tammy Reynolds, Hugh ... photos of himself with the birthday gal and one with Ryan, ...