Old Chief - crime charged was gun possession by a felon. Proving D a felon an element of the crime, so P wants to introduce details of prejudicial prior felony. Supreme Court holds stipulation must be accepted.
But since stipulations often rob the proponent of the fair weight of his evidence, and may lead to speculation by the jury, it is the rare case that the proponent must accept the stipulation.
1) Smearing the Victim in Civil Cases
eg, show P a marijuana user to argue damages should be less. Not that probative, and very prejudicial not admitted.