Aries: 24 hours top

Taurus: Until they die. Maybe not even then.

Gemini: Give it 30 seconds.

Cancer: Years

Leo: Until the end of time.

Virgo: Couple of months

Libra: .02 seconds, unless you really screwed up

Scorpio: All of eternity

Sagittarius: Two days.

Capricorn: Don't even bother apologizing

Aquarius: A year

Pisces: Two moths maybe