Rihanna, Taylor Swift And Selena Gomez Help Promote UNICEF By Donating Their...Tap Water?

We've heard of celebrities teaming up for a good cause before, but this one has us scratching our heads. Taylor Swift, Selena Gomez and Rihanna are a few of the celebrities lending their names toUNICEF's Tap Project -- a campaign where participating restaurants ask patrons to donate $1 or more for the tap water they usually enjoy for free in an effort to bring clean water to millions of children