What makes you "very sure"?

Look at the chart for bing.com:

https://trends.google.com/trends/explore?date=today%205-y&q=...

Do you attribute that to Chandler Bing too?

The very famous actor that played the character Chandler Bing (Matthew Perry) died unexpectedly recently, I'd imagine that would spike things a bit.

Only answering your first sentence with some context, the rest I have no opinion or information on

Maybe ChatGPT googles "bing" too...