Kezman, acquired recently from PSV Eindhoven, scored in the 59th and 87th minutes to prod Chelsea before 30,504 spectators at Seahawks Stadium. The match was played in 96-degree heat, the second-hottest recorded temperature in Seattle history.
Oliver Kahn made two stops in the shootout as Bayern Munich defeated Manchester United on penalties, 4-2, after a scoreless tie Sunday at Soldier Field in Chicago in the second match of the 11-game exhibition series.
Thorsten Frings, Mehmet Scholl, Michael Ballack and Roque Santa Cruz connected on spot kicks for Bayern, which was making its only appearance in the series. Manchester United will meet Celtic on Wednesday in Philadelphia and AC Milan on Sunday in East Rutherford, N.J.
Kahn stopped Alan Smith's and John O'Shea's penalties.
Celtic, which got two goals from Craig Beattie in Seattle, plays again Monday, against Liverpool in Hartford, Conn. After the match against Manchester United, Celtic will face AS Roma on Saturday in Toronto.
Chelsea will face Roma (Thursday in Pittsburgh) and AC Milan (Aug. 2 in Philadelphia).
ARGENTINE runner-up Boca Juniors completed its three-game U.S. tour by again tying Mexican runner-up Guadalajara and beating Mexico's Club America.
Boca fell on penalties following a 1-1 tie Wednesday night with Chivas in Denver -- the teams drew, 2-2, the previous weekend in Los Angeles -- but dominated America, 3-1, Friday night in San Francisco.
Argentine champion River Plate wrapped up its two-game trek to Southern California with a 0-0 tie Saturday night with Mexican titlist UNAM at the Rose Bowl. River Plate won the previous meeting, 4-1, July 18 in San Diego.
July 24 at Seattle
Chelsea (England) 4 (Smertin 16, Gudjohnsen 49, Kezman 59, 87) Celtic (Scotland) 2 (Beattie 28, 68)
July 25 at Chicago
Manchester United (England) 0 Bayern Munich (Germany) 0
(Bayern Munich wins penalty-kick shootout, 4-2)
July 26: Celtic (Scotland) vs. Liverpool (England) at Hartford, Conn.
July 28: Manchester United (England) vs. Celtic (Scotland) at Philadelphia
July 29: Chelsea (England) vs. AS Roma (Italy) at Pittsburgh
July 30: FC Porto (Portugal) vs. Liverpool (England) at Toronto
July 31: Manchester United (England) vs. AC Milan (Italy) at East Rutherford, N.J.
July 31: Celtic (Scotland) vs. AS Roma (Italy) at Toronto
Aug. 1: FC Porto (Portugal) vs. Galatasaray (Turkey) at East Rutherford, N.J.
Aug. 2: Chelsea (England) vs. AC Milan (Italy) at Philadelphia
Aug. 3: Liverpool (England) vs. AS Roma (Italy) at East Rutherford, N.J.
OTHER INTERNATIONAL CLUB MATCHES
July 21 at Denver
Guadalajara (Mexico) 1 (Medina 28) Boca Juniors (Argentina) 1 (Boselli 64)
(Guadalajara wins penalty-kick shootout, 4-1)
July 23 at San Francisco
Boca Juniors (Argentina) 3 (Schiavi pen. 24, Carreno 31, Ledesma 64) Club America (Mexico) 1 (Ortiz pen. 83)
July 24 at Pasadena, Calif.
River Plate (Argentina) 0 UNAM (Mexico) 0
July 29: Everton (England) vs. Pachuca (Mexico) at Houston
Aug. 1: Club America (Mexico) vs. Everton (England) at Houston
Aug. 7: Guadalajara (Mexico) vs. Santos (Mexico) at Dallas