Rumours that Tom Cruise and Katie Holmes are going to tie the knot this week are hotting up. Speculation has been sparked after several huge tents and outdoor chandeliers were spotted being erected at the Scientology Celebrity Centre, in California. A source is quoted by website MollyGood.com as saying: “I live in Beachwood Canyon, right up the hill from the Scientology Celebrity Centre, and there is most definitely something going on soon. I know Tom and Katie have been there twice in the last week and now the centre is covered in tents and outdoor chandeliers. Huge planters are in the street to prevent anyone driving too clse.” Meanwhile, it has been claimed the couple’s hairstylist, Oscar Blandi, has been booked “all weekend” for them. The increased speculation comes just days after Tom, 44, and Katie, 27, announced they will tie the knot at some point this year The Top Gun star’s spo-kesman Paul Blach said: “As far as I know, the plans are for late summer, maybe a bit later.”