If Avatar 2 has to increase from the previous one, or even stay in the same ballpark, it will have to become a must-see event like Avatar was. just being the sequel to Avatar won't be enough.
Tintin is behaving like a typical kids movie, very small weekdays and huge holidays. Last week it had five days of holidays in France; this week it only had two.It should start dropping normally from this week onwards. Even if it doesn't, a 50M+ final total is nothing to scoff at.