09/24/2011 AT 12:30 PM EDT
can't hold back when it comes to expressing her pregnancy joy.
After showing off her baby bump at the MTV Music Awards and later saying she feels
"very empowered," the pop diva, 30, now says she's "so happy to be a woman."
"[Pregnancy] is the most incredible gift anyone can have," Knowles told E! News
. "I'm very excited. I'm probably the happiest I've ever been."
And should her baby-on-the-way
(with husband Jay-Z) be inclined to follow in mom and dad's footsteps, he or she has already got quite a head start.
"I've been performing the whole time and dancing and singing in the studio," Knowles says. "I think my baby has heard lots and lots of very loud music."