Nelly Furtado is expecting a second child, reports Star. The father is her sound engineer fiancé Demacio Castellon.

“She’s not very far along yet, so she’s trying to keep the pregnancy under wraps,” one source says.

The 29-year-old “Say it Right” singer has a four-year-old daughter, Nevis, with ex-boyfriend, DJ Jasper Gahunia. The couple split in 2005 after four years together.

UPDATE: Nelly’s rep tells Us Weekly that she’s “not pregnant.” Oh well!

Nelly Furtado goes for a bright blue Arthur Mendoza gown at at the 2008 Grammy Awards held at the Staples Center on Sunday in Los Angeles.

Nelly Furtado chats backstage with designer Arthur Mendonca at his fashion show during Mercedes-Benz Fashion Week Fall 2008 at NYC’s Exit Art on Thursday

Last night, Nelly, 29, attended Madonna’s benefit gala at The United Nations in NYC also.

The Grammy winner and current two-time nominee will also be presenting at this year’s Grammys. The music industry’s premier event will take place live this Sunday, Feb. 10 at the Staples Center in Los Angeles.

Nelly is up for Best Female Pop Vocal Performance for “Say It Right” and Best Pop Collaboration With Vocals for “Give It To Me” (along with Timbaland and Justin Timberlake).

30+ pictures inside of Nelly Furtado @ NY Fashion Week… More Here! »

Nelly Furtado arrives at the MTV Europe Music Awards 2007 at the Olympiahalle on Thursday in Munich, Germany.

The “Promiscuous” singer, 28, looked bloody fantastic in her long, blond tresses and brown gown with a golden studded neckline. Gorgeous!

Nelly has picked up the first award of the night for Album Of The Year.

“I know I always cry but this actually means so much to me,” she said while accepting the award. “Thank you so much, I love you.”

20+ pictures inside of Nelly Furtado @ MTV Europe Music Awards… More Here! »

Nelly Furtado’s metallic bra pops out for a little show during the 4th Annual VH1 Hip Hop Honors ceremony at the Hammerstein Ballroom on Thursday in New York City.

VH1’s Hip Hop Honors show celebrates the music’s innovators and icons — past, present and future. The show premieres October 8th @ 10/9c.

WHAT DO YOU THINK of Nelly’s shiny undergarment?

10+ pictures inside of Nelly’s metallic bra… More Here! »

Nelly Furtado works out her blonde new do as she arrives at the 2007 MTV Video Music Awards held at The Palms Hotel and Casino on Sunday in Las Vegas, Nevada.

Watch Nelly’s medley performance with Justin Timberlake and Timbaland below! (They closed out the entire show — Justin dances for a hot minute.)

10+ pictures inside of Nelly on the red carpet and performing at the VMAs… More Here! »

Whoa, Nelly!

Nelly Furtado debuts her blonde new do at a pre-VMAs award show party at Jet Nightclub at The Mirage Hotel and Casino on Friday night in Las Vegas, Nevada. More pictures inside…

The Promiscuous singer is expected to perform at Sunday’s Video Music Awards ceremony live from the Palms Casino Resort.

WHAT DO YOU THINK of Nelly’s blonde hair — HOT or NOT? More Here! »

Nelly Furtado kicks off Canada’s Juno Awards Show flying “Like a Bird” on Sunday night at the Credit Union Centre in Saskatoon.

The Canadian native swept all five categories she was nominated in including the Fan Choice Award, Best Pop Album, Best Artist, Best Single and Best Album. Whoa, Nelly!!!!!

“I just hand it to all the Canadian artists. This is for everybody - old, new, up and coming, the legends,” Nelly said during one of her acceptance speeches.

“I’m just happy to be here and humbled. Thank you Canada, I love you for accepting me. I love you!” More Here! »