Toy Bubble Gun

FIG. 1 is a front, right side perspective view of a toy bubble gun, showing my new design;

FIG. 2 is rear, left side perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front plan view thereof;

FIG. 6 is a back plan view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict portions of the toy bubble gun and form no part of the claimed design.