Great Plains Energy (NYSE:GXP) Conference Call Advisory

KCP&L Files Rate Increase Requests in Missouri and Kansas
KANSAS CITY, Mo.--(Business Wire)--
Great Plains Energy Incorporated (NYSE: GXP):

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Who:

Terry Bassham, EVP - Finance & Strategic Development & CFO -
Great Plains Energy Incorporated

Chris Giles, VP - Regulatory Affairs - Great Plains Energy
Incorporated

When:

Tuesday, September 9, 2008, 1:00 p.m. CT / 2:00 p.m. ET

What:

Discuss the rate case increase requests in Missouri and Kansas

How To View:

1. Go to the Company's website: www.greatplainsenergy.com;
2. Click on the Webcast link on the home page;
3. If you have not previously accessed a Great Plains Energy
webcast, provide the requested information on the registration
page.

How To Listen:

1. Please dial toll-free 800-366-3908 or for international
callers dial 303-262-2130 fifteen minutes prior to the call.
2. When ask, please reference access code 11119619.

A replay of the webcast will be available for 90 days following
the conference call at the same website
www.greatplainsenergy.com.
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About The Companies:

Headquartered in Kansas City, Mo., Great Plains Energy
Incorporated (NYSE: GXP) is the holding company of Kansas City Power &
Light Company and Aquila, Inc. (doing business as KCP&L Greater
Missouri Operations Company), two of the leading regulated providers
of electricity in the Midwest. Kansas City Power & Light and Aquila
use KCP&L as a brand name. More information about the companies is
available on the Internet at: http://www.greatplainsenergy.com or
www.kcpl.com.

Great Plains Energy Incorporated
Media Contact:
Matt Tidwell, 816-556-2069
or
Investor Contact:
Ellen Fairchild, 816-556-2083

Copyright Business Wire 2008