spring to (one's) feet
To quickly or abruptly assume a standing position. The kids sprang to their feet the moment I walked in the room, so I knew they were up to something bad. We all sprang to our feet to applaud the amazing performance.
spring to one's feet
Fig. to stand up quickly. He sprang to his feet and demanded that the chair recognize him. The audience sprang to its feet and cheered madly when the soprano finished.