To calm down
Take a deep breath and get a grip
163 get_a_handle_on GET A HANDLE ON To learn something new Sarah pressed the buttons on her new cell phone, trying to get a handle on how it worked.
164 get_a_word_in_edgewise GET A WORD IN EDGEWISE To participate in or break into a conversation Roger tried in vain to get a word in edgewise, but Henry wouldn't stop talking.
165 get_carried_away GET CARRIED AWAY To become overly involved with something to the point of going too far When Ann found herself imagining the changes she would make as the President of the United States, she realized she had gotten carried away with her political dreams.
166 get_cracking GET CRACKING To get moving Come on