Explaining the bug
Endermans plays angry sound when the player look at then in creative mode, this is not a correct behavior also the sound is too loud and distorted, this affect naturally spawn endermans and player generated endermans
How to reproduce
its a easy bug to reproduce
1- set gamemode to creative
2- look for an enderman or use a spawn egg
3-look it (look at him in creative mode)
Thank you for your report!
We're actually already tracking this issue at MCPE-42977, so I resolved and linked this ticket as a duplicate.
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