Dashan moderats this learning series, which contains very detailed explanations. Dashan also talks a lot about the cultural background.
The language-points in this video : shēng rì kuài lè: Happy birthday. lǐ wù: gift cháng shòu :long life jiàn kāng : healthy kě ài: cute/lovely yǒng yuǎn : forever nián qīng : young piào liàng: beautiful somebody shì shǔ yáng de. somebody is born in the year of the goat.
This video (see at YouTube) is of medium level difficulty. It has subtitles in English, Pinyin and Chinese characters.