06/20/2008 at 06:00 AM EDT
is still hush-hush about her relationship with Chris Brown
. But the "Umbrella" singer did open up about love recently in New York City.
So, what does love mean to this Grammy Award winning artist? "Happiness," the 20-year-old – wearing her very own LOVE charity bracelet as she kicked off Cartier Love Day by lighting the Empire State Building red last week – told PEOPLE. "I am tired of being depressed and I'm exhausted sometimes, so I need a picker-upper."
Rihanna just wrapped the Glow in the Dark Tour with Kanye West
, N.E.R.D., and Lupe Fiasco. "We all became one big family," she said on the Empire State Building's Observation Deck. "It was sad to leave."
But Jay-Z's protegée already has big plans for the future. She's got a fashion line in the works. And she just re-released her album, Good Girl Gone Bad
, in a deluxe "Reloaded" version that includes "Disturbia" – the new song "good friend" Brown wrote for her.
Could additional collaborations with Brown be in the works? "I would love to duet with him," Rihanna said, adding quickly, "which has nothing to do with being in love. It comes from my love