Summary in one word:

D'oh... B-. Come on Nintendo you came out strong then flopped over and died

Summary in many words:

Miyamoto has Pikmin in his dressing room, discussion about Wii U's philosphy, reveal of Pikmin 3, guided tour of the Gamepad, discussion of Miiverse, New Super Mario Bros U, Batman Arkham City, Scribblenauts Unlimited, Darksiders 2, Mass Effect 3, Tanks!, Tekken TT 2, Trine 2, Ninja Gaiden 3, Aliens, Wii Fit U, SiNG, time for 3DS news, New Super Mario Bros 2, Paper Mario Sticker Star, Luigi's Mansion 2, Lego City, Just Dance 4, ZombiU, Ubisoft game montage, NintendoLand,

Most interesting things:

Those are some pretty sweet graphics on those Wii U games.