The 29-year-old said the hair, believed to be part of the cow's hide, had come from a £3 packet of frozen mince bought at Iceland's Gosport store.
Ms Stock said Iceland had investigated and given her £30 in vouchers as an apology.
It's completely traumatised her now. She was in buckets of tears. She was enjoying it until she found that and burst out crying.
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A crack inside the glass pod of the i360 in Brighton has been fixed. The owners say there was no risk to safety and blame vandalism.
Thousands of students in the South have received their GCSE results. Grades are down in the South, as they are across the whole country.
Another warm day with a little more cloud and the chance of a few showers.