The Google app is where the Google Now product lives. It is a feed of all of your favorite things in one easy to read digest. The commercial features the song "My Favorite Things" sung by Julie Andrews in The Sound of Music.
This is your feed, now in the Google app. It’s where all your favorite things live together. Available now on Android (https://goo.gl/phXgWm) and iOS (https://goo.gl/s1ic1M).