Pregnant singer Alanis Morissette has covered her bulging belly in a henna pattern as part of a "heart-warming" ceremony celebrating her impending motherhood.

She posted a picture on Twitter showing her stomach, along with her friends' hands and arms, which were also adorned in matching swirls.

She wrote, "some rituals surprise in the heart-warming department.... :) -- am."

The singer is expecting a baby boy. She announced her pregnancy joy in August. It will be the star's first child with husband MC Souleye, who she married in May.

And the 36 year old is making plans for a blue nursery after learning her firstborn will be a son, her representative tells

See more photos of Alanis here!