ADVISORY/Des Moines Mayor to Proclaim June 16 the Principal Financial Group Family Fun Fest Day.

Corrected date and time should read Thursday, June 15, 2006, at 2:00 p.m. (sted Thursday, June 15, 2006, at 1:15 p.m.)

DES MOINES MAYOR TO PROCLAIM JUNE 16 THE PRINCIPAL FINANCIAL GROUP FAMILY FUN FEST DAY

Event to Provide Vibrant Photo Opportunities

WHAT:
Mayor Frank Cownie of Des Moines will declare June 16, 2006, the
Principal Financial Group Family Fun Fest Day.

WHEN:
Thursday, June 15, 2006, at 2:00 p.m.

WHO:
The following individuals will be in attendance:

--  Frank Cownie, mayor of Des Moines

--  Dan Houston, executive vice president of retirement and investor
    services for the Principal Financial Group

--  Bert Gould, president of sponsorships for Entertainment and Sports
    International

--  Joe Owens, president of business development for Entertainment and
    Sports International

WHY:

As title sponsor, the Principal Financial Group is pleased to bring to
Des Moines the Principal Family Fun Fest, the most extensive traveling
festival celebrating minor league baseball. This daylong baseball
event features more than 20 baseball themed attractions including a
minor league baseball museum, Xbox 360 Home Run Derby video game
trailer, and a fan festival midway with batting and pitching cages,
bungee runs, a side-by-side giant slide, baseball bounce houses, and
lots of fun for baseball fans of all ages. In celebration of America's
national pastime, June 16, 2006, The Principal Night at the Iowa Cubs
will be declared the Principal Financial Group Family Fun Fest Day.

WHERE:
Principal Park, One Line Drive in Des Moines
Principal Park is located at the confluence of the Des Moines and
Raccoon rivers just south of downtown Des Moines.

If you are interested in more information, or to arrange an interview,
please contact either:

--  Laura Dunn, the Principal Financial Group, 515-246-4907,
    [e-mail]

--  Sonja Sorrel, the Principal Financial Group, 515-362-2431,
    [e-mail]