Looking on the internet deeply has found these results:

was there for an audition is the most popular phrase on the web.

was there on an audition 10 results on the web	was there for an audition 1220 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.	Of course, he would be; I mean, he was there for an audition. All I wanted was a cold compress and a place to lie down. Carl came in and told us how he was�... Sep 1, 2015 ... I entered the theatre through the front door, nervous and palms sweating as though I was there for an audition. As I was escorted through the�... Salman Khan's Dabangg actress caught in Goa prostitution racket; mother claims she was there for an audition! Fri, June 5, 2015 8:37pm IST by Rashma Shetty�... Nov 21, 2015 ... The group was there for an audition to appear on a secret project for BBC. Backstage, the impersonators and "Jenny" discussed Adele.

was there on an audition

10 results on the web

was there for an audition

1220 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.

Of course, he would be; I mean, he was there for an audition. All I wanted was a cold compress and a place to lie down. Carl came in and told us how he was�...
Sep 1, 2015 ... I entered the theatre through the front door, nervous and palms sweating as though I was there for an audition. As I was escorted through the�...
Salman Khan's Dabangg actress caught in Goa prostitution racket; mother claims she was there for an audition! Fri, June 5, 2015 8:37pm IST by Rashma Shetty�...
Nov 21, 2015 ... The group was there for an audition to appear on a secret project for BBC. Backstage, the impersonators and "Jenny" discussed Adele.