The year 2012 was a good one for celebrity engagements! Longtime Hollywood couples like Angelina Jolie and Brad Pitt decided to make things official, and she was subsequently seen sporting a massive, custom-designed ring. Jennifer Aniston and Justin Theroux will head down the aisle, and Ryan Reynolds collaborated on a ring just perfect for his new wife, Blake Lively. Brandy got engaged right around the holidays and showed off her rock in Hawaii. There were many other gorgeous gems given out of love in Hollywood this year — click through to see all the rings!