That's over the top.
[Slang] THAT'S OVER THE TOP. - Learn to Speak Like a Drama King with English Idioms
Excessively dramatic.
That's over the top" is used to describe something that's excessively dramatic, extravagant, or extreme in a way that might not be necessary. This phrase can apply to actions, fashion, decorations, or behavior that goes beyond normal limits.
Example Sentences
That party was really over the top.
The speaker found the party to be excessively extravagant.
Wow, those decorations are over the top!
The speaker finds the decorations excessively elaborate or extravagant.
He arrived in a helicopter; talk about something being over the top.
The speaker remarks on the excessive nature of someone arriving at an event via helicopter.