Jennifer Aniston and Brad Pitt reunited. What really happened inside her star-studded 50th birthday bash? The guests, the cake, the gifts, ET has exclusive reporting. Then, only Entertainment Tonight had exclusive backstage access at the "61st Grammy Awards" and our Kevin Frazier got every star seconds after they stepped off the stage. Jennifer Lopez in tears, Michelle Obama's on her surprise entrance and what Alicia Keys told us about hosting again next year. Plus, the most outrageous fashions and the secrets behind the red carpet styles. And, who fainted during a commercial break? Plus, Will Smith lets his Genie out of the bottle. What we just learned about the live-action "Aladdin." Entertainment Begins and Ends with ET.