The ornamental design for a twistedmouthpiece, as shown and described.
FIG. 1 is a front perspective view of a twisted mouthpiece showing my new design in a first embodiment;
FIG. 2 is a left side (and identical right side, top, and bottom) view of the design of FIG. 1;
FIG. 3 is a front view of the design of FIG. 1;
FIG. 4 is a rear view of the design of FIG. 1;
FIG. 5 is a rear view of a second embodiment of the mouthpiece of FIG. 1, the only difference being the broken line ring feature, it being understood that all other surfaces are the same as those of the first embodiment; and,
FIG. 6 is a cross-sectional view of the design of FIG. 1 taken in the direction of 6-6 of FIG. 3.
The broken lines in the drawings depict portions of the twisted mouthpiece that form no part of the claim.