eight o’clock sharp
`` Do you remember what you said , Bob , about finishing that job if it took a leg ? Well , it came pretty near to taking one -- or two -- or perhaps even worse than that . '' `` Do n't forget now , '' Bob reminded them , as his friends passed out of the gate on the way to their respective homes . `` Be over at the house a little before eight , for the concert begins at eight o'clock sharp , and there are n't many things in it that we want to miss . It 's the best program that I 've seen for a month past . There 's violin music and band marches and opera selections and a bit of jazz mixed in . '' `` Sounds as if it were going to be the cat 's whiskers , '' said Jimmy .