
Flawless Prince, Goaltender Carey Price, won ALL OF THE AWARDS.
Hart Memorial Trophy - League MVP
Vezina Trophy - Best Goaltender
Ted Lindsay Award - MVP as voted by fellow players
Jennings Trophy - Fewest goals allowed (tied)
Price, whose mother is a former chief of the Ulkatcho First Nation in northern BC, used the platform of one of his speeches to encourage aboriginal youth: "I would really like to encourage First Nations youth to be leaders in their communities. Be proud of your heritage, and don't be discouraged from the improbable. Chanalya.""
@CP0031 Cree kids from Waswanipi sending a message to Price. Awesome pic.twitter.com/f9RVYmlfj7
— Ashley Iserhoff (@AshleyIserhoff) June 25, 2015
Select other winners
Erik Karlsson and his man-bun - Norris Trophy (Top Defenceman)

Patrice Bergeron - Selke Trophy (Best Defensive Forward)

Brent Burns and his beard

Aaron Ekblad - Calder Trophy (Rookie of the Year)

PK Subban and family - Being Flawless

Jonathan Toews- Winning life and Stanley Cups semi-annually.

Jiri Hudler and his shoes (or lack thereof) - Lady Byng Memorial Trophy (gentlemanly conduct)(and drunkest speech)
Complete list of winners
All speeches
"Celebs":
Retta

At the #NHLAwards and I have a front row seat for all of @PKSubban1's costume changes. -@unforettablepic.twitter.com/BqsKfE3x15
— NHL (@NHL) June 25, 2015
Russell Peters

Comedian Rob Riggle tried to host. His success is accurately conveyed by Price's enthusiasm:

Daughtry performed, second-hand embarrassment ensued.

Source: 1, 2, 3, 4