MARKETPLACE ROUND-UP

          Paul Stankowski has joined the Callaway Golf Co. team
     of staff pros.  Stankowski carried a Callaway bag and used a
     Great Big Bertha Driver at The Masters (Callaway). London-
     based TBWA "has swung" Callaway's estimated $17M European ad
     account, while Sara Lee's Champion Products moved its $5-
     $10M ad account to NC-based Long Haymes Carr, from NY-based
     TBWA Chiat/Day (AD AGE, 4/24)....Michael Johnson unveils his
     new Nike sneaker -- The Air Zoom JST --today at the '98 Penn
     Relays (Nike)....Owners of the Reebok Sports Club will open
     two more "posh Manhattan locations" (N.Y. POST, 4/24).
     ...Olympic gold medal winners Dominique Dawes and Cammi
     Granato were at Merrill Lynch HQ's in NYC yesterday for the
     company's "Take Our Daughters To Work" day (Merrill Lynch).