The ornamental design for a baseballbatbottle, as shown and described.
FIG. 1 is a perspective view of a baseball bat bottle of my new design;
FIG. 2 is a side elevational view of the baseball bat bottle of FIG. 1;
FIG. 3 is a second side elevational view, rotated with respect to the view of FIG. 2;
FIG. 4 is a third side elevational view, rotated with respect to the view of FIG. 3;
FIG. 5 is a fourth side elevational view, rotated with respect to the view of FIG. 4;
FIG. 6 is a top plan view of the baseball bat bottle of FIG. 1; and,
FIG. 7 is a bottom plan view of the baseball bat bottle of FIG. 1.
The broken lines in the drawings are included for the purpose of illustrating potential environmental structure and form no part of the claimed design.