MFS Emerging Growth Fund
MFS Research Fund
Supplement to the Current Prospectus
During the period March 27, 1995 through May 23,
1995 (the "Sales Period") (unless extended by MFS Fund
Distributors, Inc. ("MFD"), the Funds' distributor),
MFD will pay Morgan Keegan & Company, Inc. ("Morgan
Keegan") 100% of the applicable sales charge on sales
of Class A shares of each of the funds listed above
(the "Funds") sold by Morgan Keegan during the Sales
Period. Furthermore, MFD will pay Morgan Keegan an
additional commission equal to 0.50% of the net asset
value of all of the Class B shares of the Funds sold
by Morgan Keegan during the Sales Period.
The date of this Supplement is March 27, 1995.
O:\BONNIE\STICKERS\Keegan. DOC
