Instagram, @pieraluisaPerformers at Refinery29's party.For some tech companies, treating your employees to a splashy holiday party is well worth the expense.
And this year, companies like Facebook, Dropbox, and BuzzFeed really went all out, throwing lavish shindigs with circus performers, champagne dresses, and live concerts from famous musicians.
We can't wait to see what they come up with next.