My cats love it when I do that and press my fingers a bit. They also like it when I massage their head bones. I had never thought of doing that, but saw Prince do that to himself with his arm, so I started trying.
The Royal von Meouw Dynasty: His Royal Highness the late Prince von Meouw,
Her Royal Highness Princess Gatita von Meouw, Nikita Duchess of Meouw and
His Highness Cuchi-Cuchi, next in line for the throne of Prince von Meouw.