did anyone find out y jim and pam were so happy when jim to her to the hospital at the company picnic

It is assumed that Pam is pregnant.

For serious? Pam is pregnant. They hint at it when the nurse asks Pam if there is any chance that she's pregnant, and Jim crying pretty much confirms it.

yeah! seriously?! Ты really didn't know? obviously she's pregnant!!!!

PAM IS PREGNANT!!!!!