Stitches Shawn Mendes
Celtic were beaten by Kilmarnock at home for the first time since 1955 at the weekend.
Goals from former Celt Cillian Sheridan and Liam Kelly sealed a 2-0 win for Killie.
Elsewhere there were wins for Aberdeen, Dundee United and Hibs.
Hearts drew with Ross County whilst Inverness and St Johnstone also shared the points.