Dec 11 (Reuters) - Onex Corp ONEX.TO :
* ONEX TO INVEST IN SMG
* ONEX CORP - TERMS OF TRANSACTION WERE NOT DISCLOSED.
* ONEX CORP SAYS HAS AGREED TO ACQUIRE SMG HOLDINGS INC, IN PARTNERSHIP WITH ITS EXISTING MANAGEMENT TEAM
* ONEX CORP - INVESTMENT WILL BE MADE BY CO' $5.7 BILLION FUND ONEX PARTNERS IV