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Mmmmmmbop it's another Mmmmmmmbaby for singer Taylor Hanson, 29, and his wife Natalie, 28.

The productive duo welcomed their fifth baby, daughter Wilhelmina Jane, on Tuesday.

"She arrived ... and was welcomed by more love than could fit in the room," the Hansons announced to People.

Little Wilhelmina joins brothers Ezra, 9, River, 6, and Viggo, 3½, and sister Penelope, 7.

Taylorisn't the only Hanson brother with a family, though. His older brother,Isaac, 31, has two children with his wife, Nicole, and their youngerbro Zac, 26, has two tots of his own with wife Kate.