There are two artists called Jeffrey Lewis. One (b. 1975) is an American singer-songwriter, the other is a Welsh composer.
These are photos from concerts where Jeffrey Lewis played, so they may be of other bands that played the concert as well.
Fat White Family / Jeffrey Lewis Oct 18, 2014 New York, New York, United States Uploaded by Greg Fasolino
Jeffrey Lewis Sep 4, 2012 Cambridge, England, United Kingdom Uploaded by Craig Hatfield
Jeffrey Lewis / Peter Stampfel / Model Village Jan 19, 2011 Cambridge, England, United Kingdom Uploaded by Craig Hatfield
Dr. Dog / Jeffrey Lewis Oct 23, 2009 Philadelphia, Pennsylvania, United States Uploaded by Itrainmonkeys