<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>defrancis2008.txt
<TEXT>






SEC Form 3, Form 4 and Form 5 and Application for EDGAR Access
(Form ID) Confirmation of Authority to Sign

Pursuant to Instruction 7 to SEC "Form 3 - Initial Statement of Beneficial
Ownership of Security," "Form 4--Statement of Changes in Beneficial Ownership"
and "Form 5 - Annual Statement of Beneficial Ownership of Securities" the
undersigned, being an Officer of Babson Capital Management LLC, an Advisor
to MassMutual Corporate Investors and MassMutual Participation Investors
(each, a "Trust"), hereby appoint and designate Mark Godin, Melissa Busso,
Ruth Howe, Ann Malloy and Melissa LaGrant and each of them singly, my true and
lawful power of attorney with full power to (a) apply for access to the EDGAR
filing system in my name and (b) sign for me and file with the Securities and
Exchange Commission, the New York Stock Exchange and the Trust said SEC Forms
3 4 and/or5 with respect to shares of the Trust purchased or sold by the
undersigned or any other change of beneficial ownership relating to equity or
derivative securities of the Trust required to be reported by the undersigned.

This authorization shall remain in effect until a written revocation is
executed by the undersigned and filed with the Securities and Exchange
Commission.



Signature and Date:                                     9-3-2008
                 -------------------------------------------------------------
Name:    Christopher DeFrancis
Title:   Assistant Secretary of MassMutual Corporate Investor and MassMutual
         Participation Investors











</TEXT>
</DOCUMENT>
