Too Faced Melted Jelly Donut is a cool fuchsia with a glossy finish that is permanent and retails for $21.00. In comparison, MAC Tsk Tsk! is a cool fuchsia with a satin finish that is limited edition and retails for $19.00.
MAC Tsk Tsk! is 90% similar — it is lighter, more muted, warmer, less glossy.