The new teacher was so enthusiastic, I hope she can keep it up until the end of the year.
Ever hear of Viagra? It's not my fault you can't keep it up anymore.
You're doing great, just keep it up.
nuggets of info, keep it up.
Looking great so far, keep it up and get us more pix!
If you want me to quit, keep it up.
The (slightly singed) Celtic Shield went to Gerry Humphries (great first event, now keep it up Gerry!