Will this outfit be suitable for a Demi Lovato concert?

It’s going to be at the Texas State Fair- here’s what I’m thinking of wearing:

Scarf (mine’s green):http://www.ae.com/web/browse/product.jsp?catId=cat90086&productId=1421_4069&WT.mc_id=k24679&WT.mc_ev=click

Bag: http://cgi.ebay.com/New-LOOP-NYC-ANDY-WARHOL-Marilyn-Monroe-Tote-BAG_W0QQitemZ110288301240QQcmdZViewItem?hash=item110288301240&_trkparms=72%3A1222%7C39%3A1%7C66%3A2%7C65%3A12%7C240%3A1318&_trksid=p3286.c0.m14

Sunglasses: http://www.forever21.com/product.asp?catalog%5Fname=FOREVER21&category%5Fname=acc%5Fsunglasses&product%5Fid=1054794437&Page=1#

Shirt: http://store.americanapparel.net/2456w.html

Jeans: http://www.ae.com/web/browse/product.jsp?catId=cat90120&productId=0432_7362

Shoes are just black flip flops.

Feel free to make suggestions.
Could you guys give me some examples of sunglasses to wear?

demi lovato concert

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