6.35 Chemistry: What Makesa
Reaction Go? 7.00 Isomorphism

Animation.

Fun and laughter to start the day. ●STEREO

Space-age cartoon fun.

Today: a look around
Billingsgate Fish Market and a visit to an unusual fish and chip shop. With Cheryl Baker. ●STEREO

Cartoon adventures.

A special Leap Year's Day edition featuring Lynn Dalton 's gossip from Hollywood. Emma Forbes makes another attempt to teach Phillip Schofield to cook. Double Dare is back with a new look - Peter Simon invites Top of the Pops presenter Mark Franklin and actress Liza Walker from
Teenage Health Freak to compete for the dubious pleasure of attempting the obstacle course. Phillip Hodson deals with some more Growing Pains and prizewinner Samuel Mclntyre reports from Africa on the work of Elefriends.
Presented by Phillip Schofield and Sarah Greene , with Nick Ball and James Hickish. Editor Chris Bellinger ●STEREO
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12.12pm Weather

Introduced by Steve Rider.

Provisional Timetable
12.20 Football; 12.35 Athletics; 1.00 News; 1.05 Motor Racing; 1.25 Racing; 3.05 Bowls; 3.50 Football; 4.00 Athletics; 4.35 Final Score

Athletics
The European Indoor Championship from Genoa, Italy. Today's highlights are the men's and women's 60m and the completion of the first indoor championship heptathlon for men. Other finals include the men's long jump, women's high jump and women's triple jump.
Commentary by David Coleman, Brendan Foster, Stuart Storey and Paul Dickenson.

Football
A review of the FA Cup fifth-round replay action.

Motor Racing
News of the final practice from Kyalami, where the South African Grand Prix takes place tomorrow for the first time since 1985. Steve Rider looks ahead to the first race of the 1992 championships.
Sport: page 12

Bowls
The pairs final in the World Indoor Championships from the Guild Hall, Preston.
(Continues on BBC2at 4.30pm)

Racing
From Haydock Park.
1.30 Victor Ludorum Hurdle Race (2m)
2.00 Timeform Steeplechase (2½m)
2.30 Greenalls Gold Cup (Handicap chase. 3'/2m)
3.00 Ladbroke Racing Handicap Hurdle (2½m).
Commentary by Peter O'Sullevan and Richard Pitman.
From Newbury.
1.45 Berkshire Hurdle Race (2'/2m 120yds)
2.15 Daily Mail Ideal Home Exhibition Chase (Handicap. 2½m)

2.45 Ideal Home Plus Handicap Hurdle (2m 100yds).
Commentary by Julian Wilson and John Hanmer.

Tony Robinson presents the first of two programmes featuring Popeye the Sailor.

On the snooker quiz show this week, Jim Davidson is joined by snooker stars Cliff Thorburn ,
Warren King and Jimmy White. Keeping the rules is John "Mr Trick Shot" Virgo. Director Nick Hurran
Producer John Burrowes ●STEREO
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Romance is in the air at
Crinkley Bottom tonight. Could NTV prompt a leap year proposal - or even an acceptance - "live" on air? Noel Edmonds springs a surprise on comedian Tom O'Connor with a Gotcha Oscar. Golf-mad Tom is making a video about the sport's history - but he soon feels below par when he realises his antique golf ball is missing. Plus Wait Till I Get You Home and Grab a Grand.
Director/Producer Michael Leggo STEREO
* TELEPHONE: to choose who gets the gunge this week ring 0[number removed]or 0[number removed], calls cost 5p. To answer a question Noel Edmonds sets on the show. ring 089 1 -[number removed]and someone famous could win up to £ 1.000fmyou. Calls are charged at 36p per minute cheap rate, 48p atallothertimes.

Tonight Paul Daniels 's special guests are the amazing Gina Althoff from Germany and the hilarious Ali Bongo from Pongolia. Also featuring Debbie McGee.
Director/Producer Geoff Miles ●STEREO
●TELETEXT SUBTITLES: page 888

US detective series starring Peter Falk
Laurence Harvey
The Most Dangerous Match Columbo investigates the murder of a former world chess champion, who is killed after playing Emmet Clayton , the current no 1.
0 TELETEXT SUBTITLES: page 888

Ninth part of the astrological thriller series starring Millicent Martin
John Michie
Past, Present and Future Gladys and Trevor are determined to help the servants in a stately home whose employer has died, leaving them only the ghost of a chance of finding a will that could repay their devotion.
Episode written by Stephen Mayne Producer Robert Banks Stewart Director Ken Grieve STEREO
●TELETEXT SUBTITLES: page 888

Martyn Lewis presents the latest national and international reports. Weather John Kettley
0 TELETEXT SUBTITLES (news): page 888

More real-life humour, hard-hitting investigations and lighthearted reports from
Esther Rantzen and her team, Gavin Campbell , Howard Leader and Kevin . Devine Britain's biggest search for a new singing star continues. Senior producer Richard Woolfe Editor Bryher Scudamore ●STEREO
●TELETEXT SUBTITLES: page888

The conclusion of a two-part episode. Starring Gary Cole Life without Possibility (Pt 2) Radio talkshow host Jack Killian remains the only hostage in the trouble-torn prison. He has agreed to be held in exchange for the release of the prison guards. Meanwhile, Reno Thrift, a murderer put behind bars by Killian, is out for revenge.
●STEREO
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Oscar-winning drama starring
Sidney Poitier , Rod Steiger Sparta, Mississippi, is a small, quiet southern town simmering on a steamy September night. Virgil Tibbs , a solitary black man from out of town, is arrested for the murder of a rich northern industrialist.
Police Chief Gillespie has no experience of a murder inquiry, and subjects Tibbs to a bigoted, insolent interrogation. But
Tibbs reveals himself to be a top city homicide cop.
Director Norman Jewison
●TELETEXT SUBTITLES: page 888 ●FILMS: pages43-50