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MML Series Investment Fund
Supplement dated May 3, 2000
to Prospectus dated May 1, 2000
The Prospectus is changed as follows:
1. The following information replaces the information in the Prospectus
describing David L. Babson and Company Incorporated and describing the
portfolio manager for the MML Equity Fund and the Equity Segment of the MML
Blend Fund:
George Tall ___________________________________________________________________
is primarily responsible for managing the portfolio of the MML Equity Fund and
the Equity Segment of the MML Blend Fund. Mr. Tall began managing the portfolios
of these Funds on April 20, 2000. Mr. Tall, a Senior Vice President of David L.
Babson, is a Chartered Financial Analyst with more than 18 years of investment
experience. Mr. Tall joined David L. Babson in January 2000. Prior to that, Mr.
Tall had worked for Allianz Asset Management (Munich, Germany) and for Allianz
of America (Westport, Connecticut), since 1991, most recently as a portfolio
manager and head of global research team. Mr. Tall is assisted by a team of
David L. Babson professionals, including Mr. Maramarco.
Anthony M. Maramarco __________________________________________________________
assists Mr. Tall in managing the portfolio of the MML Equity Fund and the Equity
Segment of the MML Blend Fund. Mr. Maramarco, a Chartered Financial Analyst, has
more than 18 years of investment experience, has been a portfolio manager with
David L. Babson (and a company which merged into David L. Babson), since 1993.
As of January 1, 2000, David L. Babson had assets under management of more
than $67 billion. The full name of David L. Babson has since been changed to
David L. Babson & Company Inc.
