King Ottokar's Sceptre: Part 1 - S2-E4
Audio problem: When Tintin leaves Hector's apartment to be stopped by a man asking the time, Tintin says it's 11:20. His mouth stops moving half way through the "eleven." (00:03:55)
King Ottokar's Sceptre: Part 1 - S2-E4
Audio problem: When exiting the plane, Tintin says "I have to find out the truth." His mouth stops when he finishes saying "out." (00:14:55)
Chosen answer: It is a pill that makes alcohol taste disgusting.