Looking on the internet deeply has found these results:

You are the best thing that happened in my life is the most popular phrase on the web.

The best thing that happened in my life is you 10 results on the web	You are the best thing that happened in my life 182 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	I love you a lot. When I say I love you, I really mean a lot, You are the best thing that happened in my life, You are in my every thought, I am really proud to have ... Because you are the best thing that happened in my life. #1Year. Bangkok, Thaïlande. Joined August 2012. 78 Photos and videos Photos and videos ... you are the best thing that happened in my life. If it wasn't for you I wouldn't be who I am today. You saved my life and I love you so much. You are my best friend ' ... You are the best thing that happened in my life, You are in my every thought, I am really proud to have you in my life, I am really proud to be called your wife!

The best thing that happened in my life is you

10 results on the web

You are the best thing that happened in my life

182 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

I love you a lot. When I say I love you, I really mean a lot, You are the best thing that happened in my life, You are in my every thought, I am really proud to have ...
Because you are the best thing that happened in my life. #1Year. Bangkok, Thaïlande. Joined August 2012. 78 Photos and videos Photos and videos ...
you are the best thing that happened in my life. If it wasn't for you I wouldn't be who I am today. You saved my life and I love you so much. You are my best friend ' ...
You are the best thing that happened in my life, You are in my every thought, I am really proud to have you in my life, I am really proud to be called your wife!