You can also play fetch with Chop by choosing the tennis ball from your inventory.
Other than that, the player can give Chop various commands, listed below:
List of Chop Commands
|Command||Xbox 360 Controls||PS3 Controls|
|Walk/Dismiss||LT then RB||L2 then R1|
(Chop returns to Franklin)
|Directional Left||Directional Left|
(Chop hunts for collectibles)