讲述(🕕)了沂蒙山青年农民龙喜(xǐ )(📼)蛋(dàn )(📒)到上海打工挣(🃏)钱，被隆(lóng )盛行(háng )管(🕰)家阴差阳错当成大(🆖)老(🥈)板(bǎn )隆(lóng )得宝(bǎo )失散多年的(🥩)少爷隆(lóng )地(dì )蛋接进隆府(fǔ )(🎏)。龙喜蛋被迫冒充(chōng )真(zhēn )(⚫)少爷，被隆(🎩)得(dé )(🤷)宝封(fēng )为隆家(jiā )财产继承人和隆镖队队长，而真少爷(🎫)被(🥞)遗忘(wàng )(😚)街头成为(wéi )乞丐。