沃爾瑪的口號理解？

Give me a W!
Give me an A!
Give me an L!
Give me a squiggly!
Give me an M!
Give me an A!
Give me an R!
Give me a T!
Whats that spell?
Wal-Mart!
Whose Wal-Mart is it?
Its my Wal-Mart!
Whos number one?
The customer! Always!
這是沃爾瑪的口號，“Give me a squiggly! ”這句一般的網什麼沒有解釋，我知道squiggly這個詞意思是彎彎的.，那麼它在整段內容中的作用應該怎麼理解呢？很急希望很快得到答案，謝謝