This is a possible summary:
Two friends, CHENLE and JISUNG, celebrate the first anniversary of their show 'CHENJI's This and That' by having a fancy dinner, watching their past episodes, and answering questions about each other. They joke around, tease each other, and reminisce about their experiences. They also receive a cake and a video message from their fellow members. They thank their fans for their support and end the show with a cheerful goodbye.
Here are the key facts extracted from the text:
1. CHENJI's This and That is celebrating its 1-year anniversary.
2. The anniversary date is December 7th.
3. CHENJI and JICHEN have been friends since they met and discovered they had the same iPods.
4. CHENJI is 60 cm tall.
5. JICHEN's weight is 5.1 kg.
6. CHENJI and JICHEN have made 19 episodes of their show so far.
7. CHENJI's favorite episode is the one they filmed in Shanghai.
8. JICHEN's favorite episode is also the Shanghai episode.
9. CHENJI and JICHEN have a tradition of giving each other certificates of merit on their anniversary.
10. CHENJI's certificate to JICHEN reads "The most cack-handed person, PARK JISUNG".
11. JICHEN's certificate to CHENJI reads "Dear CHENLE, who has a very pretty head shape".
12. CHENJI and JICHEN have a tradition of answering questions about each other on their anniversary.
13. CHENJI's drawing skills were voted as worse than JICHEN's by NCT members.
14. CHENJI and JICHEN have a personal broadcast where they watch their videos together.
15. CHENJI's favorite food is chocolate cake.
16. CHENJI and JICHEN blow out candles together to celebrate their anniversary.
17. CHENJI's This and That is ending, and CHENLE's This and That will be the new show.