Linus first patted birds on the head in the strip from August 26, 1962. In a number of comic strips over the next several decades, Linus is shown returning to the habit, which is reported to Lucy by Charlie Brown and Violet Gray In spite of giving up patting birds on the head in the strip from June 1, 1967, Linus does it again in the strips from March 11, 1973 and May 10, 1992. In the strip from March 14, 1999, Lucy is further infuriated when her youngest brother Rerun also adopts the habit.