Poked fun at (6)
(Other definitions for teased that I've seen before include "Subjected to banter" , "Annoyed or separated fibres" , "Made fun of, playfully" , "Gently ribbed" , "Taunted playfully" .)
'poked fun at' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for needled that I've seen before include "Piqued" , "Irked" , "got angry" , "was annoying" , "Goaded or provoked" .)