Original sentence: The "slapping"-feature in mIRC ("X slaps Y around a bit with a large trout" where X is the person performing the action and Y is the nickname of the selected target) may be a reference to The Fish-Slapping Dance
Edited sentence: The "slapping"-feature of many IRC clients ("X slaps Y around a bit with a large trout" where X is the person performing the action and Y is the nickname of the selected target) may be a reference to The Fish-Slapping Dance