Ok here's mine. If I'm home (ie in the UK) mac d's. Croma (sit down meal) Subway. Kfc. Also the Well Springs (sit down mexican tapas) and baroccos. (their pan fried chicken livers with garlic and chillies are heaven!)
If I'm in australia red rooster, kfc.
If I'm in the USA. jack in the box and denny's. Oh and acapulco.