Wolfoo, Mommy Pregnant Baby Sister or Baby Brother? Wolfoo Learns About Baby Wolfoo ChannelWolfoo, Mommy Pregnant Baby Sister or Baby Brother? Wolfoo Learns About Baby Wolfoo Channel Wolfoo and Lucy think that Mommy is pregnant, so they imagine the baby in the womb would be like? Wolfoo thinks it would be a mischievous baby brother and want to play cars with Wolfoo. And Lucy thinks it would be a cute baby sister who liked to play tea with Lucy. Let's enjoy funny stories about Wolfoo's family and learn about baby!