Celebrity Parents Mia Tyler Expecting First Child Mia Tyler announced she and boyfriend Dan Halen will welcome their first child together this spring By Jen Juneau Jen Juneau Jen Juneau is a News and Movies Staff Writer at PEOPLE. She started at the brand in 2016 and has more than 15 years' professional writing experience. People Editorial Guidelines Published on November 14, 2016 12:35PM EST Photo: Theo Wargo/Getty Mia Tyler is pregnant! The daughter of Aerosmith frontman Steven Tyler took to Instagram Sunday to share the exciting news that she is expecting a baby with boyfriend Dan Halen. “There’s only one thing in this world that could make me happier than seeing @jameson_daniels smile, and that’s gonna be seeing him smiling like this at our kid,” Tyler wrote next to a photo of the couple at a benefit for her father’s charity Janie’s Fund, which aims to raise awareness and funds for abused and neglected girls. “I got a future rock star/supreme being growing in me I can’t wait to meet!” added Tyler, 37. https://www.instagram.com/p/BMx8hlsh8e4/ Want all the latest pregnancy and birth announcements, plus celebrity mom blogs? Click here to get those and more in the PEOPLE Babies newsletter. The artist and photographer also shared a photo of her growing bump, taking the opportunity to announce that her new addition with Halen, 28, is due in the spring. “My front bump is almost as big as my butt bump!” Tyler captioned the shot jokingly. Alongside emojis of a baby and a peach, she added, “Insanely excited to tell the world that our baby will be here this spring.” Mia Tyler The baby will be the first for Tyler, whose mother is late actress Cyrinda Foxe. The new arrival will already have playmates in the children of Tyler’s sister Liv Tyler: Lula Rose, 4 months, Sailor Gene, 21 months, and Milo, 11.