The first is La Dee Da. One morning Zack did this, I did it back, and then Jeff heard us on the baby monitor going back and forth with La Dee Da and came in to join the fun. Now it's our family's first in joke.
And finally, as promised many times, here are Zack's first steps, which Jeff accidentally caught on video. This was May 2nd. Within a week, Zack was really walking.