Wiktionary
get up to
vb. To do something, especially something that you should not do
Usage examples of "get up to".
Still, even in this case, if I make haste, I shall get up to them.
She was just returning from somewhere, and I gave her several minutes to get up to her office and answer the phone.
You get out of here and get up to that hospital, and stay there until your mother is better!
I start to cough frantically, and get up to pour myself a glass of water.
Khrest tried to get up to see what had happened but he was hampered by an attack of nausea and all he could see at the moment were points and circles in colour.
Get in the shuttle, get up to the Kassala, and cut the chief loose.