It was a typical NYC night out for John Mayer and his pals on Dec. 1. But between hitting hot spots the Slipper Room and the Darkroom, John managed to help out a new friend. "A homeless man came up to them asking for a quarter," an eyewitness tells Life & Style. "John offered to buy him food instead." The man asked if John would take him to lower Manhattan's famed Katz's Delicatessen for a roast beef sandwich. "I'll buy you two, let's go!" John said. The man told John not to bother, but the compassionate singer, 32, wouldn't take no for an answer. "Maybe a pizza?" the man suggested. The pair then went to Rosario's Pizza. "John waited in line with him," says the witness, "sipped a bottle of water and bought the man a pizza!"

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Photo Credit: Startraks