Jay-Z, Rita Ora, Calvin Harris, and Rihanna enjoy cigars, champagne, and L.A. sunshine at the Roc Nation fourth annual Pre-Grammy Brunch; Macklemore, Paris Hilton, and Paul McCartney enjoy performances from Diddy, Eminem, and Nas at the Beats Music Launch Party; Lady Gaga, Yoko Ono, Alicia Keys, and more honor Carole King at the 2014 MusiCares Person Of The Year Gala; Lorde, Rihanna, Miley Cyrus, Dave Grohl, Quincy Jones, and loads of others attend the annual Clive Davis Pre-Grammy Gala—catch up on all the best pre-Grammy events that swept through L.A. this weekend in anticipation of Sunday's big show with this special edition of Last Night's Parties.