When you want to kick off a Summer Block Party, you call in a specific crooner to get the job done. Tank made sure that all of the ladies were not only entertained with his vocals and cut up abs but also that the fellas understood that his job was already done. The “When We” singer performed hits past and present in front of a packed crowd at the Cynthia Woods Mitchell Pavillion — and of course he took his shirt off. See the pics!