1. Kendall Jenner faced backlash for how she acted minutes after Kourtney Kardashian and Travis Barker's proposal:
Sorry but Kendall is not a good sister, like how are you gonna bring up my baby daddy (who i broke up with 5 yrs ago, and who was a terrible partner to me for 7yrs) minutes after I got engaged. thank god Kim jumped in, n shut the convo down for Kourtney #TheKardashians
Context: On The Kardashians, we saw how Kendall kept bringing up Scott Disick and asking Kourtney if she had sympathy for Scott. "It doesn't feel like you do," she said. Like, this is Kourtney's engagement and her moment!
2. Kenya Moore was accused of ruining Cynthia Bailey's engagement on Real Housewives of Atlanta:
So Kenya’s not evil or contrived at all and her trying to Ruin Cynthia’s engagement when she knew it was going to happen was all editing 😂 plz she’s evil. #RHOA i wish Kandi kept this energy all season with her. Kandi was fuming
Context: Kenya said, "I feel like he might propose tonight" to Cynthia, knowing Cynthia's boyfriend was going to, thus ruining the surprise.
3. T-Pain spoiled Robert Pattinson and FKA Twigs' engagement announcement:

4. Aidy Bryant messed up her own engagement to Conner O’Malley:

5. And same with Amal with George Clooney's proposal:

6. Matthew McConaughey had an awkward proposal to Camila Alves:

7. Peter Facinelli's elaborate engagement to Jaime Alexander was ruined by weather:

8. Megan Fox dropped her own ring during Brian Austin Green's proposal on the beach in Hawaii:

9. And lastly, Seth Rogen awkwardly proposed to his girlfriend and put the ring on her nipple:
