Elvis Presley was just 42 when he died on this date in 1977. As a result, he can be spotted in several places tonight.
* "Elvis on Tour" (8 p.m.-10 p.m., MPT, Channels 22, 67) -- Hoping the anniversary of Elvis Presley's death will draw some pledges, the public TV service is screening a 1972 documentary film that includes concert footage, interviews and an appearance on "The Ed Sullivan Show."
* "Breakthroughs: Amazing Things To Come" (8 p.m.-9 p.m., WBAL, Channel 11) -- James Todd Smith, better known as LL Cool J of the series "In the House," is the host of a special examining how technology is changing our lives. For example, we see what is billed as the world's first on-line wedding, cars that drive themselves and homes that read our minds. Gee, couldn't your mom do that years ago? NBC.
* "Grace Under Fire" (8 p.m.-8:30 p.m., WMAR, Channel 2) -- If you came in late, here is the premiere episode of the hit series that stars Brett Butler as a divorced woman raising three kids under difficult circumstances. (Another repeat episode airs at 9 p.m.) ABC.
* "Dateline NBC" (9 p.m.-10 p.m., WBAL, Channel 11) -- Steve McQueen played one on TV, in "Wanted Dead Or Alive" (1958-1961). Chris Hansen reports on what it's like to be a real bounty hunter these days. NBC.
* "Biography" (8 p.m.-9 p.m., A&E; Network) -- As Hollywood reporters speculate that Robert De Niro will play the part in a movie treatment of Walter Winchell's life, the series takes a look at the newspaper gossip columnist. At the height of his $l popularity, it is said he had 60 million readers -- about a third of the U.S. population at the time.
* "Wounded Heart" (9 p.m.-11 p.m., USA) -- Paula DeVicq, of the Fox series "Party of Five," stars as a Wall Street broker called back to Texas to take care of her father (Stuart Whitman), who has had a stroke. Her stepbrother (Jon Hensley, of "As the World Turns") tries to help her re-evaluate her own life.
* "American Justice" (9 p.m.-10 p.m., A&E; Network) -- It's a night for deceased pop stars. The series profiles Mark David Chapman, the man convicted of shooting and killing John Lennon.
* "Change of Habit" (8 p.m.-10:05 p.m., TNT) -- Mary Tyler Moore plays a nun as she co-stars with Elvis Presley in this 1969 film -- the first of three of The King's movies. Also being aired: "Clambake" (1967, at 10:05 p.m.) and "Kissin' Cousins" (1964, at 2:20 a.m.).