Fireworks sparked and crackled in the sky above St Barholomew's Church, Crewkerne, as Linda Bellingham was laid to rest this afternoon.
More top news
South Western Railway services to and from London Waterloo were affected by the issue.
A train is classed as being significantly late if it is delayed by at least 29 minutes.
The 17-year-old created the petition on 16 May. It has got nearly 3,000 signatures already.