[ti:Knock, Knock] [ar:Wee Sing] [al:Wee Sing:Children's Songs and Fingerplays] [by:mengxin_karakal] [offset:0] [00:00.00]Knock, Knock (敲敲门) - Wee Sing [00:01.31]Knock knock [00:02.92]Peek in [00:05.09]Open the latch [00:07.31]And walk right in [00:09.81]How do you do Mr. Chin Chin Chin