The phrase "haddest picture of" is pronounced /ˈhædəst ˈpɪktʃər ʌv/ in IPA phonetic transcription. The word "haddest" is the past tense form of "have," in the second person singular. The addition of "-est" at the end of the word indicates the superlative form, meaning the most extreme or highest degree. Therefore, "haddest" means "you had the most" or "you had the greatest amount of." In this phrase, it precedes "picture of," indicating that you had the greatest picture of something.