Happy anniversarymusical workHappy anniversaryAllen, Robert1927-ComposerAllen, RobertComposerStillman, Al1906-1979LyricistStillman, AlLyricist[1959]printscoregeneralAllen, Robert, Composer; Stillman, Al, LyricistM1508 Happy anniversaryloc.natlib.m1508.23610http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.23610/item.html?ID=2361023610I don't regret a thingAllen, Robert1927-ComposerAllen, RobertComposerStillman, Al1906-1979LyricistStillman, AlLyricist[1959]printscoregeneralAllen, Robert, Composer; Stillman, Al, LyricistM1508 Happy anniversaryloc.natlib.m1508.23611http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.23610/item.html?ID=2361123611M1508 Happy anniversaryIt's Showtime! Sheet Music from Stage and Screenhtml/songsinshows/songsinshows-home.htmlm1508m1508showsloc.natlib.m1508.23610http://lcweb2.loc.gov/diglib/ihas/loc.natlib.m1508.23610/Music Division, Library of CongressDLC150709loc.natlib.m1508.23610