She also included a video of husband John Mulaney, 42, playing with Méi, moving her arms up and down and whispering to her.
Your baby is entering the 5-month-old milestone, that sleepy little newborn has disappeared and your little bundle of joy is ...
Baby Center on MSN6d
When do babies start laughing?
Babies may begin to smile around 2 months and chuckle around 4 months. By 6 months, they'll be laughing up a storm. You can ...