get to (one's) feet
To stand up or rise. After the gym teacher made a few announcements, we all got to our feet and began running laps.
get to one's feet
Fig. to stand up. On a signal from the teacher, the students got to their feet. I was so weak, I could hardly get to my feet.
get to one's feet
Also, get on one's feet. Stand up, as in They all got to their feet when the President came in. [Early 1700s]