As the Cubs keep winning, Isaiss Rosas' wallet continues to get a little thicker.
Rosas, a nine-year-old Cubs fan from the Chicagoland area, sports a buzz cut with the face of Cubs ace pitcher and Cy Young candidate Jake Arrieta shaved into the back of his head.
Rosas has been charging $2-3 per photo and has made around $90 so far, according to his father.
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Following the Cubs' NLDS-clinching victory over the St. Louis Cardinals on Tuesday night, Rosas had his best photo op yet.
The Cubs brought Rosas on to the field to celebrate with the team and meet his favorite pitcher.
Check out the interaction between the two in the video above.