keep it together 平静を保つ

keep it together は平静、冷静、落ち着きを保つ、うろたえない、、そのような意味です。0:18 one Irish teen just couldn't keep it together after she was given tickets to a Justin Bieber concert in this video by ViralHog.

16-Year-Old Freaks Out When Parents Get Her Sold-Out Justin Bieber Tickets
https://www.youtube.com/watch?v=f31yR-mZ22A  0:05 this dad of two little girls just can't keep it together after finding out he's gonna have a third daughter.
See This Dad's Shocked Reaction After Learning He's Having A Third Girl
https://www.youtube.com/watch?v=i3c1WczUFLU  3:50 sometimes to keep it together. we've got to leave it alone. 　
Eagles - Wasted Time - Live in Houston 1976

参考リンク
http://bridge-english.blogspot.jp/2014/09/blog-post_21.html  しっかりしろを英語でなんと言うか？

練習問題解答
b-3585 keep it together