See Photos from Jennifer Hudson's Birthday Party & Video of Her Singing 'Diamonds Are Forever'

American singer Jennifer Hudson shared moments from her birthday party with fans on Instagram, including videos that showed her singing "Diamonds are Forever."

Singer Jennifer Hudson turned 39 on September 12 and celebrated the addition of a new year in a grand style with a birthday party in her home.

The birthday girl invited friends and loved ones to the party and ensured that she treated them to great fun and entertainment in the way she does best.

For her numerous global fans who could not attend the bash, Hudson shared pictures and videos on her Instagram page in a trio of posts.

One post was filled with ten pictures taken during the celebration and showed Hudson's beautiful silver and gold necklace and the jewelry she wore for the occasion. She captioned the post:

"Bday fun!"

More pictures that followed the post showed the songstress as she posed with her loved ones, the beautiful candlelight, flowers, her gorgeous minidress, her birthday cake, and much more.

In another post, Hudson shared a video showing how she welcomed her guests to the party. She did so by delivering a mindblowing performance of the song, "Diamonds are Forever."

It marked an outstanding achievement for Hudson who first emerged in 2004 when she was a finalist in the third season of "American Idol."

The stage was set for that sort of performance, with the dim purple lights and candlelights making for a great spectacle. The singer surprised her guests as she sang from the top floor of her home while they watched from the main floor.

In the caption to the post, Hudson said she felt she should greet her guests with that sort of a performance, adding that they never saw it coming. Another post showed the full performance, with Hudson captioning it:

"Diamonds are forever! Bday theme song entrance ! Yep, it's still September! I'm still on my bday clout! Full moment."

Hudson was born on September 12, 1981. The beautiful singer has many achievements in her career, which has seen her earn many plaudits along the way.

In 2009, she won a Grammy Award for Best R&B Album for her self-titled album of 2008, which has sold millions of copies and landed on No. 2 on the Billboard 200 after its release.

It marked an outstanding achievement for Hudson who first emerged in 2004 when she was a finalist in the third season of "American Idol," finishing in seventh place.

Since then, Hudson, who also starred in "Dreamgirls," has gone through many transformations both in style and appearance which has made her the complete package that she truly is.