Since first sharing her pregnancy news with Us Weekly in August, Alanis Morisette has been feeling the love -- literally!

PHOTOS: Pregnant bikini bodies

On Thursday, the 36-year-old singer posted a photo of her growing baby bump adorned in Henna tattoos on Twitter. In the pic, Morissette is surrounded by several friends, who were also decorated in the ceremonial paste.

PHOTOS: Who's due next!

"Some rituals surprise in the heart-warming department," Morisette explained of the design.

In Arabic culture, the temporary skin decorations are typically applied during the seventh month of pregnancy.

PHOTOS: Celeb moms' words of wisdom

On Wednesday, the "Hands Clean" singer exclusively confirmed she and husband MC Souleye are expecting a boy. Their son is due in early 2011.

Get more Us! Follow us on Twitter, Friend us on Facebook, Subscribe to Us Weekly