This is the most reliable way to refresh your Sim's mood without any external mods:
: Some players use a custom Hacked Coffee Pot that fills all motives instantly when a Sim takes a sip. Why Cheating is Necessary in Sims 1 Sims 1 Cheats Full Needs
: If you have the Unleashed expansion, you can visit Miss Lucille in Old Town. For a fee, she can provide a "cleansing" that maxes out your family's needs. This is the most reliable way to refresh
: Since the early 2000s, players have used "hacked" objects to manage needs. Popular choices include the Please Yourself Plant from Simlogical or the Rejuvenation Chamber . Sims 1 Cheats Full Needs