Looking on the internet deeply has found these results:

there's plenty of is the most popular phrase on the web.

there're plenty of 196,500 results on the web	there's plenty of 115,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
And there are plenty of slant There're plenty of civilians in Indochina. So. I struck out online, but there're plenty of guys here, so don't worry. Plenty of money, plenty of friends, plenty of everything. Then when you're finished There's plenty of time for conversation. There're plenty of seats, and you bother nobody! My third comment is about your doubts: plenty of speeches, plenty of documents, plenty of reports, but not enough actual progress towards quantified targets. Plenty of room for psychopathic killers.	Well, there's plenty of space. And hell, there's plenty of space here. No, there's plenty of room. Man, there's plenty of shorties out there. I slept here once, there's plenty of mosquitoes and the smell... Yes, there's plenty of room here. No, there's plenty of room. TV's broken, but there's plenty of reader's digest.

there're plenty of

196,500 results on the web

there's plenty of

115,000,000 results on the web

More popular!

And there are plenty of slant
There're plenty of civilians in Indochina.
So. I struck out online, but there're plenty of guys here, so don't worry.
Plenty of money, plenty of friends, plenty of everything.
Then when you're finished There's plenty of time for conversation.
There're plenty of seats, and you bother nobody!
My third comment is about your doubts: plenty of speeches, plenty of documents, plenty of reports, but not enough actual progress towards quantified targets.
Plenty of room for psychopathic killers.