grammar

Both are OK; it depends on what you mean.

If you heard them say this IN THE PAST, USE say.

IF THIS IS CURRENT OR CONTINUOUS TALK BY YOUR FRIENDS, USE saying.

Morg you might be interested to learn from one who's seen and done many of 'em, the speedreader if not many in general are shaken by two 'ing' 's

Also you don't need the 'that' that's too much for just chat in the hat

I'm sure tho you will pass with flyin' collo