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MFS(R) TOTAL RETURN FUND
Supplement to the Current Prospectus
The description of portfolio managers under the "Management of the Fund -
Investment Adviser" section is hereby restated as follows:
David M. Calabro, a Senior Vice President of the Adviser, Geoffrey L.
Kurinsky, a Senior Vice President, Constantinos G. Mokas, a Vice
President of the Adviser, Lisa B. Nurme, a Senior Vice President of
the Adviser and Kenneth J. Enright, a Senior Vice President of the
Adviser, are the Fund's portfolio managers. Mr. Calabro is the head of
this portfolio management team and a manager of the common stock
portion of the Fund's portfolio. Mr. Calabro has been a portfolio
manager of the Fund since 1995 and has been employed by the Adviser as
a portfolio manger since 1992. Mr. Kurinsky, the manager of the Fund's
fixed income securities, has been a portfolio manager of the Fund
since 1989 and has been employed by the Adviser as a portfolio manger
since 1987. Mr. Mokas, the manager of the Fund's convertible
securities, has been a portfolio manager of the Fund since April 1,
1998, and has been employed by the Adviser as a portfolio manger since
1990. Ms. Nurme, a manager of the common stock portion of the Fund's
portfolio, has been employed as a portfolio manager by the Adviser
since 1995 and has been employed by the Adviser as a portfolio manager
since 1987. Mr. Enright, also a manager of the common stock portion of
the Fund's portfolio, has been a portfolio manager of the Fund since
January 15, 1999 and has been employed by the Adviser as a portfolio
manager since 1986.
The date of this Supplement is March 5, 1999.
