The ornamental design for a combinationseatcushion and cheering aid, as shown and described.
FIG. 1 is an end elevational view of a combination seat cushion and
cheering aid showing my new design, the opposite end being an mirror image
of that shown;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof; and,
FIG. 4 is a top plan view thereof, the bottom being a mirror image thereof.