did anyone else notice ziva smacking tony's butt? and ziva saying tony is amazing?

i rewatched "dog tags" and early in the episode she smacked him with a folder on the butt but he didnt seem to respond and also in the Weiter episode "recoil" ziva was asking michael bout his ex girlfriend he basically tells ziva about tony's qualties and she sagte no wonder Du are looking for her she sounds amazing