Katharine McPhee became a first time mom on February 22 in 2021. Today she shared a heartfelt tribute to her first 2 years as a mom captioning “Happy 2nd Birthday to my baby Rennie. The BEST 2 years of my life. I guess being a mommy means your heart aches forever!! I want to stop the time. ❤️❤️❤️ “

Watch her tribute in the video above.