Nurse Redheart makes her first appearance.

D'awww....

"SHHH!"

Nurse Redheart telling Pinkie Pie to be quiet...

Oh I'm very serious.

Nurse Redheart is not amused.

...Assuming that's physically possible

She can be seen on the far right.

Nurse Redheart had enough of Pinkie Pie's refusal to stay quiet.

Nurse Redheart is not amused by Pinkie Pie's frosting beard